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PAGE110PAGE110萬(wàn)噸凈水廠項(xiàng)目可行性研究報(bào)告(二)11.配水管網(wǎng)工程設(shè)計(jì)本工程配水管網(wǎng)的建設(shè)內(nèi)容由兩部分組成:新建城區(qū)配水管網(wǎng)的建設(shè)和老城區(qū)配水管網(wǎng)的建設(shè)。本工程建成后,增加的供水量分配如下:工業(yè)園區(qū)預(yù)計(jì)最高日需水量4.08×104m3/d,月湖新城預(yù)計(jì)最高日需水量2.3×104m3/d,其余部分為補(bǔ)充原有供水范圍內(nèi)需水量的增加。11.1配水管網(wǎng)系統(tǒng)的平差某市現(xiàn)水廠僅江南水廠一座,其供水區(qū)域主要是月湖區(qū),目前月湖區(qū)已有比較完善的環(huán)狀供水系統(tǒng),并已形成了相對(duì)獨(dú)立的供水網(wǎng)絡(luò),管網(wǎng)系統(tǒng)比較健全,通過(guò)改造和進(jìn)一步的完善可滿足本工程規(guī)劃建設(shè)年限的供水要求。本工程供水范圍內(nèi)除月湖區(qū)外,其它各區(qū)的配水管網(wǎng)比較匱乏,管網(wǎng)系統(tǒng)仍需統(tǒng)一規(guī)劃,大規(guī)模的發(fā)展和健全。本次設(shè)計(jì)對(duì)本工程整個(gè)供水范圍進(jìn)行最高日最高時(shí)管網(wǎng)平差,并進(jìn)行事故校核和消防校核,并對(duì)整個(gè)市區(qū)管網(wǎng)進(jìn)行整體的管網(wǎng)平面布置。管網(wǎng)平差按遠(yuǎn)期規(guī)模一次完成,近期可根據(jù)各區(qū)發(fā)展情況,分區(qū)建設(shè)配水管網(wǎng)。根據(jù)某市城市總體規(guī)劃的要求,保證市政供水管網(wǎng)最不利點(diǎn)自由水頭為20米。1.最高日最高時(shí)用水時(shí):某市信江南岸最高日用水量為16.5×104m3/d,時(shí)變化系數(shù)按1.4計(jì),則最高日最高時(shí)用水量為2.67m3/s。最高日最高時(shí)水量由梅園水廠和江南水廠供給,其中由梅園凈水廠供給1.62m3/s,由江南水廠供給1.05m3/s。控制節(jié)點(diǎn)為距離水廠較遠(yuǎn)的59點(diǎn),該處地形標(biāo)高為44.00m,經(jīng)計(jì)算,最高用水時(shí)該控制點(diǎn)的服務(wù)水頭20m,滿足規(guī)劃的要求??刂品绞骄捎盟畯S調(diào)速泵控制。2.事故校核:事故校核按最不利情況即出廠管道2~70段管道破裂,此時(shí)的用水量按最高時(shí)用水量的70%考慮,水量為1.87m3/s。事故時(shí),各節(jié)點(diǎn)水壓仍能滿足規(guī)劃所要求的20m水壓的要求。3.消防校核:整個(gè)配水系統(tǒng)消防校核按同時(shí)兩處發(fā)生火災(zāi)考慮,每處消防用水量均為55l/s,把火災(zāi)點(diǎn)放在控制點(diǎn),消防用水量均貯存在凈水廠清水池內(nèi),經(jīng)管網(wǎng)平差,火災(zāi)發(fā)生時(shí),以上兩個(gè)點(diǎn)的自由水頭分別為10m、16.18m,大于或等于10m,滿足要求。平差結(jié)果見(jiàn)表11.1.1~11.1.3。11.2配水管網(wǎng)主要工程內(nèi)容 根據(jù)擬建水廠的位置和管網(wǎng)平差的結(jié)果,本工程配水管網(wǎng)的主要工程內(nèi)容均為新建管道,具體如下:DN800L=10560mDN600L=3260mDN500L=5910mDN400L=13230mDN300L=11920mDN200L=4090m本工程配水管道工程量總計(jì)48.97km。11.3土地征用及占地配水管道均敷設(shè)在城市道路上,且為臨時(shí)性占用,不需要征地,但需要補(bǔ)償?shù)缆饭芾聿块T破路修復(fù)費(fèi)。高時(shí)配水管網(wǎng)有關(guān)數(shù)據(jù)一覽表表11.1.1管段上游下游管長(zhǎng)管徑阻力流量流速水頭損失編號(hào)節(jié)點(diǎn)節(jié)點(diǎn)(m)(mm)系數(shù)(L/s)(m/s)(m/km)(m)121400.00800130723.651.442.130.8522705760.00800130860.771.712.9416.91343800.0040010072.440.581.431.15454520.0050010023.490.120.060.03576380.00600100328.641.163.261.24697450.0060010095.000.340.330.1579101020.00600100293.331.042.642.7081011400.00600100277.170.981.460.5991112540.0030013036.030.510.980.53101516640.002001003.240.100.130.09111213500.0030013024.200.340.470.24121314600.0020010011.680.371.430.86131716520.00400100107.260.852.961.54141718230.0030010024.420.350.780.1815817460.0040010028.660.230.260.1216917210.00400100119.180.953.600.761778200.00600100281.260.992.450.49181819500.0030010044.960.642.411.20191920400.0030010016.920.240.390.16202021740.0040013082.960.661.130.84212218440.0040010033.850.270.3500040010074.960.601.530.64232425340.0020010022.570.724.841.65242526500.00500100246.161.254.642.32252627270.0050010076.140.390.530.1426274400.0030010068.510.975.242.102726281240.00500100147.150.751.792.22282829920.0020010012.030.381.511.3929329220.0040010060.830.481.040.233029301800.0040010039.410.310.460.84313031850.003001009.260.130.130.11326725500.00500100185.370.942.751.37331915220.0030010015.300.220.330.07341114550.00600100311.491.102.951.62351611440.0040010092.300.732.240.9936822260.00600100125.600.440.5500030010081.401.157.211.5138823460.00400100111.300.893.171.46392367320.00600100305.821.082.860.91406721300.00600100107.700.380.410.1241623280.00600100286.321.012.530.7142245480.0020010038.281.2212.87600800130706.581.412.042.244468393300.00800130656.521.311.785.87453531480.004001005.870.050.010.01463635580.0030010042.480.602.171.26473638940.0020013020.280.652.452.304828361340.0050010095.300.490.801.08493837500.002001303.900.120.120.065035371000.0020013013.170.421.101.105148251100.0040013065.960.520.740.82522154880.00600100168.820.600.950.845314322100.00600100283.911.002.495.23545532660.00500100202.581.033.242.145554551040.00500100223.001.143.874.02565450490.0050013095.520.490.500.24575051620.00500130237.331.212.671.66585152700.00500130272.021.393.442.41595352760.0040010097.460.782.481.88607054670.00600100187.360.661.150.776156551440.0040013015.300.120.050.07625634600.0040013068.310.540.790.47633940540.00400130147.071.173.271.766440411000.00400130129.551.032.582.58654341280.0030013018.920.270.300.08664243460.00400130115.380.922.090.96674249825.00500130315.291.614.523.73684948375.00500130271.651.383.431.29694850700.00600130166.060.590.920.657041451000.0030013052.110.741.951.95714544500.0030013052.500.741.970.99724944540.0030013023.840.340.460.25735369640.00400130104.350.832.811.807469571000.0040013088.370.702.072.07755356630.00500100173.350.882.431.53765634600.0040010052.550.420.790.47774344700.0030013080.081.134.313.02784447400.00400130132.081.052.681.07794751900.0030013059.950.852.522.27804847700.003001306.920.100.050.03814746600.0030013049.460.701.771.068246521200.0030010050.780.723.013.62834546650.0020013029.190.934.803.12844145720.0030013062.230.882.701.95853942900.00600130455.531.613.673.31863332800.00400130139.781.112.972.38873334760.0040013070.970.560.850.64883457660.00400130136.011.082.831.878957581360.00400130156.601.253.674.999058611000.0020013010.920.350.780.78916261240.0030013023.700.340.450.11926362200.00400130136.741.092.860.57936463820.00600130296.341.051.661.369432641140.0030013070.320.993.393.869564651400.0040013084.400.671.171.64966566700.0030013025.770.360.530.37976660500.0030013045.210.641.500.75986059820.0030013010.280.150.100.089958591540.0030013036.790.521.021.5710062601770.0040013051.340.410.470.8310163661400.0050013092.030.470.460.6510232641140.00600130436.061.543.393.861037053670.00600100403.501.434.773.1910470331500.00500130254.301.303.044.55節(jié)點(diǎn)節(jié)點(diǎn)流量地面高程水壓高程自由水壓編號(hào)(L/s)(m)(m)(m)1-17.0744.8093.6948.8921584.4240.8094.5453.743-11.6135.0070.7435.744-19.5629.7071.8842.185-14.7941.0071.9130.916-42.3244.0079.4435.447514.9032.0080.6848.688-15.7044.0080.1936.199507.5132.0080.8348.8310-16.1640.3078.1337.8311-21.9642.3077.5535.2512-11.8338.2077.0238.8213-12.5249.2076.7827.5814-39.2544.0075.9231.9215-12.0646.0078.6232.6216-18.2047.8078.5330.7317-16.1644.0080.0736.0718-13.3144.0079.8935.8919-12.7444.0078.6934.6920-15.3644.0078.5334.5321-21.8444.0077.6933.6922-10.3544.0080.0536.0523-16.8444.0078.7334.7324-14.1141.0078.0937.0925-27.7541.0076.4435.4426-22.8734.0074.1240.1227-7.6329.7073.9844.2828-39.8250.0071.9021.9029-33.4540.0070.5130.5130-30.1528.8069.6740.8731-15.1337.8069.5631.7632-119.8931.2070.7039.5033-43.5644.0073.0829.0834-55.8142.0072.4330.4335-23.4444.4069.5725.1736-32.5433.0070.8237.8237-17.0739.7068.4728.7738-16.3838.5068.5230.0239-53.9336.8085.5848.7840-17.5239.2083.8144.6141-34.1339.0081.2342.2342-24.8650.0082.2732.2743-16.3836.0081.3145.3144-24.3433.0078.3045.3045-32.6537.6079.2841.6846-27.8744.0076.1732.1747-29.5844.0077.2333.2348-32.7132.0077.2645.2649-19.8050.0078.5528.5550-24.2534.9076.6141.7151-25.2641.0074.9633.9652-420.2640.0072.5532.5553-28.3437.0074.4337.4354-37.6630.0076.8646.8655-35.7229.3072.8343.5356-37.2027.5072.9145.4157-67.7844.0070.5626.5658-108.8933.0065.5732.5759-47.0744.0064.0020.0060-86.2738.7064.0825.3861-34.6242.0064.8022.8062-61.7044.0064.9020.9063-67.5744.0065.4821.4864-125.6431.2066.8335.6365-58.6337.5065.2027.7066-72.5940.0064.8324.8367-12.7439.7077.8238.1268-50.0644.0091.4547.4569-15.9844.0072.6328.6370-15.6043.0077.6334.63

事故配水管網(wǎng)有關(guān)數(shù)據(jù)一覽表表11.1.2管段上游下游管長(zhǎng)管徑阻力流量流速水頭損失編號(hào)節(jié)點(diǎn)節(jié)點(diǎn)(m)(mm)系數(shù)(L/s)(m/s)(m/km)(m)121400.008001301109.092.214.691.88343800.0040010049.960.400.720.58454520.0050010013.920.070.020.01576380.00600100209.930.741.420.54697450.0060010045.790.160.090.0479101020.00600100226.070.801.631.6781011400.00600100214.750.760.910.3791112540.0030013026.800.380.570.31101516640.002001004.980.160.300.19111213500.0030013018.520.260.290002001009.750.311.030.62131716520.0040010083.160.661.850.96141718230.0030010015.150.210.320.0715817460.0040010026.220.210.220.1016917210.0040010083.400.661.860.391778200.00600100196.290.691.260.25181819500.0030010032.010.451.280.64191920400.003001009.670.140.140.06202021740.0040013056.300.450.550.41212218440.0040010026.180.210.220.10222324420.0040010041.370.330.510.21232425340.002001007.220.230.590.20242526500.00500100174.830.892.471.23252627270.0050010055.080.280.290.0826274400.0030010049.740.702.901.162726281240.00500100103.750.530.941.16282829920.002001008.700.280.830.7629329220.0040010041.840.330.520.113029301800.0040010027.130.220.230.42313031850.003001006.020.090.060.05326725500.0050010015.720.080.030.01331915220.0030010013.420.190.260.06341114550.00600100247.980.881.941.07351611440.0040010075.390.601.540.6836822260.0060010090.810.320.300.08372220210.0030010057.380.813.780.7938823460.0040010068.270.541.280.59392367320.00600100195.430.691.250.40406721300.00600100170.790.600.970.2941623280.00600100180.310.641.070.3042245480.0020010024.270.775.542.66431681100.008001301097.152.184.605.064468393300.008001301062.102.114.3314.30453531480.004001004.570.040.010.00463635580.0030010030.140.431.150.67473638940.0020013014.250.451.271.204828361340.0050010067.170.340.420.56493837500.002001302.790.090.060.035035371000.002001309.160.290.560.565148251100.00400130171.321.364.334.77522154880.00600100211.800.751.451.275314322100.00600100230.260.811.693.55545532660.00500100137.760.701.591.055554551040.00500100181.530.922.642.75565054490.00500130284.141.453.731.83575051620.00500130172.630.881.480.92585152700.00500130269.801.373.392.37595253760.0040010058.170.460.950.73605470670.00600100288.051.022.561.716155561440.0040013018.760.150.070.10625634600.0040013058.330.460.590.35633940540.00400130233.801.867.704.166440411000.00400130221.531.766.976.97654341280.003001302.570.040.010.00664243460.00400130169.951.354.271.96674249825.00500130603.203.0715.0012.38684948375.00500130601.343.0614.925.59694850700.00600130473.741.686.424.497041451000.0030013091.241.295.485.48714544500.00300130124.301.769.724.86724449540.0030013012.000.170.130.07735369640.0040013072.160.571.420.917469571000.0040013060.970.491.041.04755356630.00500100110.470.561.050.66765634600.0040010044.870.360.590.35774344700.00300130155.922.2114.7810.34784447400.00400130251.182.008.803.52794751900.00300130114.861.628.407.56804748700.0030013066.620.943.0620030013049.000.691.741.048246521200.0030010082.551.177.408.88834546650.0020013053.061.6914.499.42844145720.00300130108.971.547.625.48853942900.00600130790.562.8010.1890040013072.970.580.890.71873334760.0040013029.370.230.1700040013093.490.741.410.938957581360.00400130107.020.851.812.479058611000.002001306.490.210.300.30916261240.0030013017.740.250.270.06926362200.0040013097.480.781.530.31936463820.00600130209.650.740.870.729432641140.0030013049.590.701.782.029564651400.0040013059.470.470.610.86966566700.0030013018.430.260.280.20976660500.0030013032.490.460.810.41986059820.003001308.640.120.070.069958591540.0030013024.310.340.470.7310062601770.0040013036.540.290.250.4410163661400.0050013064.870.330.240.3410232641140.00600130307.481.091.782.021037053670.00600100144.300.510.710.4810470331500.00500130132.830.680.911.37節(jié)點(diǎn)節(jié)點(diǎn)流量地面高程水壓高程自由水壓編號(hào)(L/s)(m)(m)(m)1-11.9544.80124.1579.3521109.0940.80126.0385.233-8.1335.0069.8434.844-13.6929.7070.4240.725-10.3541.0070.4329.436-29.6244.0073.6029.607360.4332.0074.1542.158-10.9944.0073.9029.909355.2632.0074.1942.1910-11.3140.3072.5232.2211-15.3742.3072.1629.8612-8.2838.2071.8533.6513-8.7649.2071.7022.5014-27.4844.0071.0927.0915-8.4446.0073.0227.0216-12.7447.8072.8325.0317-11.3144.0073.8029.8018-9.3244.0073.7229.7219-8.9244.0073.0829.0820-10.7544.0073.0229.0221-15.2944.0072.6128.6122-7.2544.0073.8229.8223-11.7944.0073.3029.3024-9.8841.0073.0932.0925-19.4341.0072.8931.8926-16.0134.0071.6637.6627-5.3429.7071.5841.8828-27.8750.0070.4920.4929-23.4240.0069.7329.7330-21.1128.8069.3140.5131-10.5937.8069.2631.4632-83.9231.2067.5436.3433-30.4944.0068.2624.2634-39.0742.0068.1326.1335-16.4144.4069.2624.8636-22.7833.0069.9336.9337-11.9539.7068.7029.0038-11.4738.5068.7330.2339-37.7536.80104.7967.9940-12.2639.20100.6361.4341-23.8939.0093.6654.6642-17.4050.0095.6345.6343-11.4736.0093.6657.6644-17.0433.0083.3250.3245-22.8637.6088.1850.5846-19.5144.0078.7634.7647-20.7144.0079.8035.8048-22.9032.0077.6645.6649-13.8650.0083.2533.2550-16.9834.9073.1738.2751-17.6841.0072.2531.2552-294.1840.0069.8829.8853-19.8437.0069.1532.1554-26.3630.0071.3441.3455-25.0029.3068.5939.2956-26.0427.5068.4940.9957-47.4544.0067.2023.2058-76.2233.0064.7331.7359-32.9544.0064.0020.0060-60.3938.7064.0625.3661-24.2342.0064.4322.4362-43.1944.0064.5020.5063-47.3044.0064.8020.8064-87.9531.2065.5234.3265-41.0437.5064.6627.1666-50.8140.0064.4624.4667-8.9239.7072.9033.2068-35.0444.00119.0975.0969-11.1944.0068.2424.2470-10.9243.0069.6326.63消防配水管網(wǎng)有關(guān)數(shù)據(jù)一覽表表11.1.3管段上游下游管長(zhǎng)管徑阻力流量流速水頭損失編號(hào)節(jié)點(diǎn)節(jié)點(diǎn)(m)(mm)系數(shù)(L/s)(m/s)(m/km)(m)121400.00800130743.001.482.240.8922705760.00800130896.421.783.1718.23343800.0040010072.520.581.441.15454520.0050010023.750.120.060.03576380.00600100342.071.213.511.33697450.0060010096.630.340.340.1579101020.00600100315.891.123.033.0981011400.006001030299.731.061.690.6891112540.0030013037.640.531.070.58101516640.002001004.730.150.2700030013025.810.370.530.27121314600.0020010013.290.421.821.09131716520.00400100115.310.923.391.76141718230.0030010024.890.350.810.1915817460.0040010031.370.250.300.1416917210.00400100124.990.993.930.831778200.00600100294.461.042.660.53181819500.0030010047.210.672.631.32191920400.0030010017.690.250.4300040013087.790.701.260.93212218440.0040010035.640.280.3900040010075.920.601.560.66232425340.0020010023.270.745.121.74242526500.00500100245.891.254.632.32252627270.0050010075.950.390.530.1426274400.0030010068.320.975.222.092726281240.00500100147.070.751.792.22282829920.0020010012.000.381.511.3929329220.0040010060.910.481.040.233029301800.0040010039.460.310.470.84313031850.003001009.310.130.130.11326725500.00500100186.400.952.781.39331915220.0030010016.790.240.390.09341114550.00600100341.971.213.511.93351611440.00400100101.840.812.691.1836822260.00600100131.450.460.600.16372220210.0030010085.461.217.891.6638823460.00400100115.940.923.421.57392367320.00600100322.931.143.161.01406721300.00600100123.780.440.540.1641623280.00600100299.751.062.750.7742245480.0020010038.541.2313.046.26431681100.00800130725.931.442.142.364468393300.00800130675.871.341.886.19453531480.004001005.820.050.010.01463635580.0030010042.440.602.161.25473638940.0020013020.270.652.442.304828361340.0050010095.250.490.801.07493837500.002001303.890.120.120.065035371000.0020013013.180.421.101.105148251100.0040013063.970.510.700.77522154880.00600100189.730.671.181.045314322100.00600100316.011.123.036.37545532660.00500100232.121.184.172.755554551040.00500100246.741.264.664.85565450490.0050013083.130.420.380.19575051620.00500130241.491.232.761.71585152700.00500130278.931.423.602.52595352760.0040010088.510.702.071.58607054670.00600100177.810.631.050.706156551440.0040013021.100.170.0900040013076.550.610.980.59633940540.00400130151.251.203.441.866440411000.00400130133.731.062.742.74654341280.0030013018.700.260.290.08664243460.00400130118.330.942.191.01674249825.00500130327.491.674.854.00684948375.00500130283.861.453.721.40694850700.00600130182.610.651.100.777041451000.0030013053.910.762.072.07714544500.0030013055.330.782.171.09724944540.0030013023.830.340.460.25735369640.00400130116.230.923.432.207469571000.00400130100.250.802.612.61755356630.00500100193.730.992.981.88765634600.0040010058.880.470.980.59774344700.0030013083.261.184.633.24784447400.00400130138.081.102.911.16794751900.0030013062.690.892.742.47804847700.003001304.570.060.020.02814746600.0030013050.370.711.831.108246521200.0030010052.820.753.243.89834546650.0020013030.320.975.153.35844145720.0030013064.390.912.882.07853942900.00600130470.691.663.903.51863332800.00400130158.321.263.753.00873334760.0040013074.330.590.920.70883457660.00400130153.951.233.562.358957581360.00400130186.411.485.076.899058611000.0020013013.230.421.111.11916261240.0030013021.390.300.370.09926362200.00400130176.971.414.600.92936463820.00600130362.531.282.411.979432641140.0030013081.461.154.455.079564651400.0040013098.390.781.5520030013039.760.561.180.83976660500.0030013085.171.204.832.41986059820.0030013037.780.531.070.889958591540.0030013064.300.912.874.4210062601770.0040013093.870.751.422.5210163661400.00500130118.000.600.731.0310232641140.00600130505.121.794.455.071037053670.00600100426.801.515.293.5410470331500.00500130276.211.413.545.31節(jié)點(diǎn)節(jié)點(diǎn)流量地面高程水壓高程自由水壓編號(hào)(L/s)(m)(m)(m)1-17.0744.8091.0046.2021639.4240.8091.9051.103-11.6135.0067.0832.084-19.5629.7068.2338.535-14.7941.0068.2627.266-42.3244.0075.9431.947539.9032.0077.2845.288-15.7044.0076.7532.759537.5132.0077.4345.4310-16.1640.3074.3434.0411-21.9642.3073.6731.3712-11.8338.2073.0934.8913-12.5249.2072.8223.6214-39.2544.0071.7327.7315-12.0646.0075.0229.0216-18.2047.8074.8527.0517-16.1644.0076.6132.6118-13.3144.0076.4232.4219-12.7444.0075.1031.1020-15.3644.0074.9330.9321-21.8444.0074.0030.0022-10.3544.0076.5932.5923-16.8444.0075.1731.1724-14.1141.0074.5233.5225-27.7541.0072.7731.7726-22.8734.0070.4636.4627-7.6329.7070.3140.6128-39.8250.0068.2418.2429-33.4540.0066.8526.8530-30.1528.8066.0137.2131-15.1337.8065.9028.1032-119.8931.2065.3634.1633-43.5644.0068.3624.3634-55.8142.0067.6625.6635-23.4444.4065.9121.5136-32.5433.0067.1634.1637-17.0739.7064.8125.1138-16.3838.5064.8626.3639-53.9336.8082.4545.6540-17.5239.2080.5941.3941-34.1339.0077.8538.8542-24.8650.0078.9428.9443-16.3836.0077.9341.9344-24.3433.0074.6941.6945-32.6537.6075.7838.1846-27.8744.0072.4328.4347-29.5844.0073.5329.5348-32.7132.0073.5541.5549-19.8050.0074.9424.9450-24.2534.9072.7837.8851-25.2641.0071.0630.0652-420.2640.0068.5428.5453-28.3437.0070.1233.1254-37.6630.0072.9642.9655-35.7229.3068.1138.8156-37.2027.5068.2440.7457-67.7844.0065.3121.3158-108.8933.0058.4225.4259-102.0744.0054.0010.0060-141.2738.7054.8816.1861-34.6242.0057.3115.3162-61.7044.0057.4013.4063-67.5744.0058.3214.3264-125.6431.2060.2929.0965-58.6337.5058.1220.6266-72.5940.0057.2917.2967-12.7439.7074.1634.4668-50.0644.0088.6544.6569-15.9844.0067.9223.9270-15.6043.0073.6630.6612.項(xiàng)目的環(huán)境影響及對(duì)策12.1項(xiàng)目實(shí)施過(guò)程中的環(huán)境影響及對(duì)策12.1.1工程建設(shè)對(duì)環(huán)境影響1.工程征地的影響按照梅園水廠供水工程建設(shè)要求,工程需要征用土地3.11公頃。經(jīng)現(xiàn)場(chǎng)調(diào)查,凈水廠廠址處現(xiàn)有居民23戶,總拆遷面積共計(jì)6600m2(建筑面積),這些土地被征用以后將產(chǎn)生土地安置問(wèn)題。2.對(duì)交通的影響本工程的輸、配水管網(wǎng)新建及改造工程波及到整個(gè)某市區(qū)。工程建設(shè)時(shí)尤其是沿路開(kāi)挖和管道堆放將使車輛運(yùn)輸受阻,使交通變得擁護(hù)和混亂,容易造成交通事故。另外沿路的棄土使道路在雨天時(shí)泥濘不堪,也嚴(yán)重影響交通。同時(shí)運(yùn)輸量的增加也使得道路負(fù)荷增加,影響交通暢通。但這些影響都是暫時(shí)的,隨著區(qū)段施工的結(jié)束,該區(qū)段的交通影響也隨之消失。凈水廠建于信江岸邊緣,距梅園大道、沿江大道較近,施工期間設(shè)備材料運(yùn)輸將影響這些路正常通行,工程建設(shè)時(shí)使車輛運(yùn)輸受阻,同時(shí)由于堆土、建筑材料的占地,使道路變得狹窄,晴天塵土飛揚(yáng),雨天泥濘路滑,使交通變得擁擠和混亂,極易造成堵塞。這種影響隨著工程的結(jié)束而消失。3.施工揚(yáng)塵、噪聲的影響1)揚(yáng)塵的影響工程施工期間,挖掘的泥土通常堆放在施工現(xiàn)場(chǎng),短則幾個(gè)星期,長(zhǎng)則數(shù)月。堆土裸露、旱干風(fēng)致,以致車輛過(guò)往,滿天塵土,使大氣中懸浮顆粒物含量驟增,嚴(yán)重影響市容和景觀。施工揚(yáng)塵將使附近的建筑物、植物等蒙上厚厚的塵土,使鄰近居家普遍蒙上一層泥土,給居住區(qū)環(huán)境的整潔帶來(lái)許多麻煩。雨、雪天氣,由于雨水和雪水的沖刷以及車輛的輾壓,使施工現(xiàn)場(chǎng)變得泥濘不堪,行人步履艱難。2)噪聲的影響施工噪聲包括管線施工噪聲和凈水廠施工噪聲,主要來(lái)自管道及水廠建設(shè)時(shí)施工機(jī)械和建筑材料運(yùn)輸、車輛馬達(dá)的轟鳴及喇叭的喧鬧聲。特別是在夜間,施工噪聲將嚴(yán)重影響鄰近居民的工作和休息。根據(jù)《建筑施工場(chǎng)界噪聲限值》(GB12523-93)不同施工階段作業(yè)噪聲限值見(jiàn)表12-1。建筑施工場(chǎng)界噪聲限值等效聲級(jí) 表12-1LeqdB(A)施工階段主要噪聲源噪聲限值晝間夜間土石方推土機(jī)、挖掘機(jī)、裝載機(jī)等7555打樁各種打樁機(jī)等85禁止施工結(jié)構(gòu)混凝土攪拌機(jī)、振搗棒、電鋸等7055裝修吊車、升降機(jī)等6555采用點(diǎn)聲源衰減公式對(duì)主要施工設(shè)備的噪聲影響進(jìn)行了預(yù)測(cè)計(jì)算,其結(jié)果列于表12-2中。

預(yù)測(cè)距聲源不同距離處的噪聲值表12-2單位:dB(A)序號(hào)設(shè)備名稱聲功率級(jí)不同距離處的噪聲值5m10m20m40m60m80m100m150m200m1翻斗車1068478726663605855522裝載車1068478726663605855523推土機(jī)1169488827673706865624挖掘機(jī)1088680746865626057545打樁機(jī)1361141081029693908885826混凝土攪拌車1108882767067646259567振搗棒1017973676158555350478電鋸1118983777168656360579吊車10381756963605755524910工程鉆機(jī)9674686256535048454211平地機(jī)10684787266636058555212移動(dòng)式空壓機(jī)109878175696664615855管線施工,尤其某市區(qū)內(nèi)輸、配水管網(wǎng)的施工,大部分地段離居民點(diǎn)較近,因此管線施工的噪聲影響是十分嚴(yán)重的。管線施工一般是伴隨著道路施工進(jìn)行的,其噪聲影響表現(xiàn)為線狀。由于采用機(jī)械化施工,對(duì)每一區(qū)段,其持續(xù)時(shí)間較短,另外施工機(jī)械和設(shè)備以晝間施工為主。根據(jù)城市區(qū)域環(huán)境噪聲標(biāo)準(zhǔn)(GB3096-93)4類標(biāo)準(zhǔn)(施工期執(zhí)行標(biāo)準(zhǔn))要求:晝間70dB(A)、夜間55dB(A)。管線施工在晝間的影響范圍為60m左右,在夜間的影響范圍在150m左右。因此,本項(xiàng)工程的管線施工在晝間對(duì)環(huán)境的影響危害不大,而夜間施工需采取環(huán)境管理措施,以防止噪聲擾民。4.生活垃圾的影響工程施工時(shí),施工區(qū)內(nèi)很多勞動(dòng)力的食宿將會(huì)安排在工作區(qū)域內(nèi)。這些臨時(shí)食宿地的水、電以及生活廢棄物若沒(méi)有做出妥善的安排,則會(huì)嚴(yán)重影響施工區(qū)的衛(wèi)生環(huán)境,導(dǎo)致工作人員體力下降,尤其是在夏天,施工區(qū)的生活廢棄物亂扔輕則導(dǎo)致蚊蠅孳生,重則致使施工區(qū)工人暴發(fā)流行疾病,嚴(yán)重影響工程施工進(jìn)度,同時(shí)使附近的居民遭受蚊、蠅、臭氣、疾病的影響。5.棄土的影響施工期間將產(chǎn)生許多棄土,這些棄土在運(yùn)輸、處置過(guò)程中都可能對(duì)環(huán)境產(chǎn)生影響。車輛裝載過(guò)多導(dǎo)致沿程泥土散落滿地;車輪沾滿泥土導(dǎo)致運(yùn)輸公路布滿泥土;晴天塵土飛揚(yáng),雨天路面泥濘,影響行人和車輛過(guò)往和環(huán)境質(zhì)量。棄土處置地不明確或無(wú)規(guī)劃亂丟亂放,將影響土地利用、河流流暢,破壞自然、生態(tài)環(huán)境,影響城市的建設(shè)和整潔。棄土的運(yùn)輸需要大量的車輛,如在白天進(jìn)行,必將影響本地區(qū)的交通,使路面交通變得更加擁擠。6.對(duì)人工林的影響人工林在工程建設(shè)中由于埋管開(kāi)挖土地的需要而被挖除,有些可能被移栽他處。施工結(jié)束后移出的樹木將不再?gòu)?fù)位。被挖樹木可能有些將移往他處,但在挖起、運(yùn)輸和移栽過(guò)程中都能使一部分樹木死亡,同時(shí)使區(qū)域內(nèi)原來(lái)樹木不多的問(wèn)題變得更加突出,路旁人工林的破壞將使附近的居民受道路污染的影響更加嚴(yán)重。7.對(duì)地下水的影響由于本區(qū)域地下承壓含水層埋深較深,所以工程建設(shè)將不會(huì)對(duì)地下承壓含水層的水流、水量及水質(zhì)等方面產(chǎn)生影響。12.1.2環(huán)境影響的緩解措施1.拆遷安置需拆遷安置住戶23戶,均為私房。這些住戶采用貨幣安置。2.交通影響的緩解措施工程建設(shè)將不可避免地與一些道路交叉,道路的開(kāi)挖將嚴(yán)重影響該地區(qū)的交通。建設(shè)單位在制定實(shí)施方案時(shí)應(yīng)充分考慮到這個(gè)因素,在盡可能短的時(shí)間內(nèi)完成開(kāi)挖、埋管、回填工作。對(duì)于交通特別繁忙的道路要求避讓高峰時(shí)間(如采取防噪措施夜間施工,以保證白天暢通)。挖出的泥土除作為回填土外,要及時(shí)運(yùn)走,堆土應(yīng)盡可能少占道路,以保證開(kāi)挖道路的交通運(yùn)行。輸、配水干管的施工應(yīng)與城市市政建設(shè)結(jié)合起來(lái),盡量避免單獨(dú)管道施工,既影響交通又破壞道路,也造成工程費(fèi)用的增加。管網(wǎng)施工應(yīng)采取一次規(guī)劃分期實(shí)施的策略,應(yīng)比水廠的建設(shè)先行一步,逐步完成,若同時(shí)施工對(duì)城市交通的影響太大是不可行的。3.減少揚(yáng)塵工程施工中溝渠挖出的泥土堆在路旁,旱季風(fēng)致?lián)P塵和機(jī)械揚(yáng)塵導(dǎo)致沿線塵土飛揚(yáng),影響附近居民和工廠。為了減少工程揚(yáng)塵對(duì)周圍環(huán)境的影響,建議施工中遇到連續(xù)的晴好天氣又起風(fēng)的情況下,對(duì)棄土表面灑上一些水,防止揚(yáng)塵。工程承包者應(yīng)按照棄土處理計(jì)劃,及時(shí)運(yùn)走棄土,并在裝運(yùn)的過(guò)程中不要超載,裝土車沿途不灑落,車輛駛出工地前應(yīng)將輪子的泥土去除干凈,防止沿程棄土滿地,影響環(huán)境整潔,同時(shí)施工者應(yīng)對(duì)工地門前的道路環(huán)境實(shí)行保潔制度,一旦有棄土、建材撒落應(yīng)及時(shí)清掃。4.施工噪聲的控制工程施工開(kāi)挖溝渠、運(yùn)輸車輛喇叭聲、發(fā)動(dòng)機(jī)聲、混凝土攪拌聲以及復(fù)土壓路機(jī)聲等造成施工的噪聲。為了減少施工對(duì)周圍居民的影響,工程在距民舍200m的區(qū)域內(nèi)不允許在晚上十一時(shí)至次日上六時(shí)內(nèi)施工,同時(shí)應(yīng)在施工設(shè)備和方法中加以考慮,盡量采用低噪聲機(jī)械。對(duì)夜間一定要施工又要影響周圍居民聲環(huán)境的工地,應(yīng)對(duì)施工機(jī)械采取降噪措施,同時(shí)也可在工地周圍或居民集中地周圍設(shè)立臨時(shí)的聲障之類的裝置,以保證居民區(qū)的聲環(huán)境質(zhì)量。5.施工現(xiàn)場(chǎng)廢物處理工程建設(shè)需要很多工人,實(shí)際需要的人工數(shù)決定于工程承包單位的機(jī)械化程度。項(xiàng)目開(kāi)發(fā)者及工程承包單位應(yīng)與當(dāng)?shù)丨h(huán)衛(wèi)部門聯(lián)系,及時(shí)清理施工現(xiàn)場(chǎng)的生活廢棄物,工程承包單位應(yīng)對(duì)施工人員加強(qiáng)教育,不隨意亂丟廢棄物,保證工人工作生活環(huán)境衛(wèi)生質(zhì)量。6.倡導(dǎo)文明施工要求施工單位盡可能地減少在施工過(guò)程中對(duì)周圍居民、工廠、學(xué)校影響,提倡文明施工,做到“愛(ài)民工程”組織施工單位、街道及業(yè)主聯(lián)絡(luò)會(huì)議,及時(shí)協(xié)調(diào)解決施工中對(duì)環(huán)境影響問(wèn)題。7.制定棄土處置和運(yùn)輸計(jì)劃工程建設(shè)單位將會(huì)同某市有關(guān)部門,為本工程的棄土制定處置計(jì)劃,盡可能做到土方平衡,棄土的出路主要用于筑路,小區(qū)建設(shè)等。分散于各個(gè)建設(shè)工地的棄土運(yùn)輸計(jì)劃,將與公路有關(guān)部門聯(lián)系。避免在行車高峰時(shí)運(yùn)輸棄土和建筑垃圾。項(xiàng)目開(kāi)發(fā)單位應(yīng)與運(yùn)輸部門共同作好駕駛員的職業(yè)道德教育,按規(guī)定路線運(yùn)輸,按規(guī)定地點(diǎn)處置棄土和建筑垃圾,并不定期地檢查執(zhí)行計(jì)劃情況。施工中遇到有毒有害廢棄物應(yīng)暫時(shí)停止施工并及時(shí)與地方環(huán)保、衛(wèi)生部門聯(lián)系,經(jīng)他們采取措施處理后才能繼續(xù)施工。8.人工林影響緩解措施首先要嚴(yán)格控制挖掘的樹木和草地對(duì)被工程建設(shè)破壞的人工林待工程完成后,應(yīng)在道路兩側(cè)裸露的土地上種上大片樹木和草皮,這樣不但可以恢復(fù)工程前植被,更可以超過(guò)以前,使地區(qū)綠地面積增加。天然植被將隨著工程的結(jié)束、人工林復(fù)原而逐漸恢復(fù)原狀。12.2項(xiàng)目建成后的環(huán)境影響及對(duì)策凈水廠建成后明顯提高了某市供水質(zhì)量,但凈水廠處理設(shè)施的運(yùn)行對(duì)周圍環(huán)境也會(huì)產(chǎn)生一定的影響,因此就環(huán)境保護(hù)方面,需采取一定的措施。本項(xiàng)目建成后主要環(huán)境影響因素見(jiàn)表12-3。環(huán)境問(wèn)題表表12-3序號(hào)名稱設(shè)備及排污量環(huán)境問(wèn)題1凈水廠污廢水排放污水2凈水廠污泥16280kgDS/d固體廢棄物3脫水機(jī)房脫水機(jī)惡臭、噪聲、污泥4鼓風(fēng)機(jī)房離心風(fēng)機(jī)噪聲5濃縮池濃縮機(jī)惡臭、污泥12.2.1凈水廠對(duì)周圍的環(huán)境影響1.臭味對(duì)環(huán)境的影響由于凈水廠內(nèi)污泥處理設(shè)施均為敞開(kāi)式水池,所以污泥的臭味散發(fā)在大氣中,勢(shì)必會(huì)影響到周圍地區(qū)。但由于凈水廠所產(chǎn)生的污泥無(wú)機(jī)成分比重較大,污泥不易腐敗變質(zhì),因此臭味對(duì)周圍環(huán)境影響不會(huì)很大。2.噪聲對(duì)環(huán)境的影響凈水廠的噪聲來(lái)源于廠內(nèi)傳動(dòng)機(jī)械工作時(shí)發(fā)出的噪聲,主要是水泵、鼓風(fēng)機(jī)及脫水機(jī)的噪聲,另外還有廠區(qū)內(nèi)外來(lái)自車輛等的噪聲。根據(jù)調(diào)查,凈水廠使用的機(jī)械產(chǎn)生的噪聲見(jiàn)表12-4。機(jī)械設(shè)備噪聲表表12-4名稱噪聲(dBA)水泵90~100鼓風(fēng)機(jī)80~90脫水機(jī)90~100汽車75~90凈水廠內(nèi)噪聲較大的設(shè)備,如水泵、鼓風(fēng)機(jī)、脫水機(jī)等均設(shè)在室內(nèi),經(jīng)墻壁隔聲以后傳播到外環(huán)境時(shí)已衰減很多。據(jù)調(diào)查資料表明,距泵房30m時(shí)測(cè)得的噪聲值已達(dá)到國(guó)家的《城市區(qū)域環(huán)境噪聲標(biāo)準(zhǔn)》(GB3096-93)的標(biāo)準(zhǔn)值。12.2.2對(duì)環(huán)境影響的對(duì)策綜上所述,雖然本工程建成運(yùn)行后對(duì)周圍環(huán)境影響不大,但為了進(jìn)一步減小對(duì)環(huán)境的影響,本工程擬將采取以下措施:1.氣味:凈水廠內(nèi)由于污泥處理區(qū)有敞開(kāi)工作的構(gòu)筑物,因此污泥氣味散發(fā)也是無(wú)法避免的。解決辦法是將污泥處理區(qū)集中,放置在城市主導(dǎo)風(fēng)向的下風(fēng)向,且設(shè)置防護(hù)綠化隔離帶,既美化環(huán)境,又將主要污染源進(jìn)行隔離。2.噪聲:水廠內(nèi)產(chǎn)生噪聲的主要來(lái)源是泵房、鼓風(fēng)機(jī)房和脫水機(jī)房,在設(shè)計(jì)時(shí)對(duì)建筑稍加處理即可滿足要求。廠區(qū)噪聲主要通過(guò)綠化來(lái)實(shí)現(xiàn)降噪。3.廠區(qū)污水:廠區(qū)生產(chǎn)廢水進(jìn)入回流調(diào)節(jié)池后,回流至配水井。廠區(qū)生活污水排放均通過(guò)廠內(nèi)污水管道系統(tǒng)收集,匯入城市下水道,與城市污水共同進(jìn)入污水處理廠進(jìn)行處理,做到達(dá)標(biāo)排放。4.固體廢棄物:廠內(nèi)的主要固體廢棄物為污泥脫水機(jī)房產(chǎn)生的污泥,在設(shè)計(jì)時(shí)已將這污泥處理區(qū)集中放置,然后統(tǒng)一外運(yùn),因而避免了對(duì)廠區(qū)內(nèi)其它部位的污染。同時(shí)在設(shè)計(jì)及運(yùn)行管理中盡量保證污泥不落地,而直接進(jìn)入廢棄物箱或直接裝車外運(yùn),避免造成污泥落地后的二次污染。污物外運(yùn)時(shí)采用半封閉式自卸車,送至市區(qū)垃圾處理廠處置。

13.工程風(fēng)險(xiǎn)分析1.凈水廠風(fēng)險(xiǎn)影響預(yù)測(cè)地震是一種破壞性很大的自然災(zāi)害,波及的范圍也很大,萬(wàn)一發(fā)生地震,必將造成很大的破壞,致使構(gòu)筑物損壞。由于本工程結(jié)構(gòu)已考慮了抗震問(wèn)題,以六級(jí)抗震強(qiáng)度進(jìn)行設(shè)計(jì),因此一般地震不會(huì)對(duì)工程造成破壞,從而造成對(duì)環(huán)境的不良影響的可能性較小。2.輸水管線和配水管網(wǎng)風(fēng)險(xiǎn)影響分析本工程設(shè)計(jì)的抗震強(qiáng)度為6度,因此,地震對(duì)輸水管線和配水管網(wǎng)的破壞風(fēng)險(xiǎn)較小,但是萬(wàn)一遇到強(qiáng)震,致使管道損壞。3.凈水處理系統(tǒng)維修風(fēng)險(xiǎn)分析在維護(hù)凈水系統(tǒng)正常運(yùn)行過(guò)程中也時(shí)有風(fēng)險(xiǎn)發(fā)生。由于凈水系統(tǒng)事故風(fēng)險(xiǎn)具有突然性,會(huì)給維護(hù)系統(tǒng)的工作人員帶來(lái)重大損害,嚴(yán)重的會(huì)危及生命。針對(duì)上述工程風(fēng)險(xiǎn)分析,工程設(shè)計(jì)對(duì)抗震、防火、供水安全性、生產(chǎn)安全等方面按規(guī)范考慮了相應(yīng)的防范措施。

14.節(jié)能篇本項(xiàng)目設(shè)計(jì)以技術(shù)先進(jìn)、節(jié)能降耗、提高企業(yè)經(jīng)濟(jì)效益為宗旨,進(jìn)行工藝流程選擇及設(shè)備配置。現(xiàn)針對(duì)主要影響工程運(yùn)行經(jīng)濟(jì)指標(biāo)的藥劑用量,水廠自用水量以及耗電量這幾方面因素逐一分析,并闡明本工程采取的節(jié)能措施。1.用藥量水廠中使用的藥劑包括混凝劑和液氯。能在保證取得良好處理效果的基礎(chǔ)上精確確定最佳投藥量是降低水廠運(yùn)行成本的主要方面之一。因此,本設(shè)計(jì)中采取以下措施:(1)采用高精度的計(jì)量?jī)x表和加氯、加藥設(shè)備。(2)采用自動(dòng)化程度高的復(fù)合環(huán)控制加氯、加藥系統(tǒng),即:加藥量先根據(jù)流量比例投加,再由流動(dòng)電流檢測(cè)儀的反饋信號(hào)進(jìn)行微調(diào);加氯量根據(jù)流量信號(hào)比例投加,并由余氯信號(hào)反饋進(jìn)行調(diào)正。經(jīng)復(fù)合環(huán)控制后,能使加氯、加藥始終處于最佳值。2.水廠自用水量米3。為了降低這部分費(fèi)用,在方案選擇時(shí)采用了以下措施:(1)凈水廠濾池采用氣水反沖洗、長(zhǎng)柄濾頭配水系統(tǒng)的V型濾池,與大阻力配水系統(tǒng)的普通快濾池相比,出水效果相同,但反沖洗水量和阻力降低。初步估算,可減少60%的反沖洗水量,降低4m的反沖洗水頭。既節(jié)水又省電。(2)設(shè)置生產(chǎn)廢水回流的處理構(gòu)筑物,使反應(yīng)沉淀池排泥水和濾池反沖洗排水經(jīng)回流調(diào)節(jié)池,回流至配水井,大大降低了水廠的自用水。在采取以上措施后,可將水廠的自用水量降到5%以下,節(jié)約水量5000米3/日,折合人民幣1500元/日(54.75萬(wàn)元/年)3.用電量供水項(xiàng)目是一個(gè)用電大戶,具有用電設(shè)備多,用電設(shè)備功率大等特點(diǎn)。節(jié)省電耗是降低水廠運(yùn)行成本的關(guān)鍵所在,為此本工程考慮了以下節(jié)能措施:(1)國(guó)內(nèi)設(shè)備的選型均采用高效、節(jié)能型產(chǎn)品。(2)關(guān)鍵設(shè)備利用國(guó)外政府貸款,引進(jìn)一些高效率先進(jìn)設(shè)備。(3)部分水泵機(jī)組采用變頻調(diào)速機(jī)組,可根據(jù)管網(wǎng)的壓力自動(dòng)控制水泵的轉(zhuǎn)速、節(jié)省電耗。(4)變壓器采用節(jié)能型S9銅芯變壓器。

15.消防篇15.1編制依據(jù)《中華人民共和國(guó)消防條例實(shí)施細(xì)則》《建筑設(shè)計(jì)防火規(guī)范》(GBJ16-87,1997版)《爆炸和火災(zāi)危險(xiǎn)環(huán)境電力裝置設(shè)計(jì)規(guī)范》(GB50058-92)《建筑物防雷設(shè)計(jì)規(guī)范》(GB50057-94)《火災(zāi)自動(dòng)報(bào)警系統(tǒng)設(shè)計(jì)規(guī)范》(GB50116-98)《建筑滅火器配置設(shè)計(jì)規(guī)范》(GBJ140-90)《低倍數(shù)泡沫滅火系統(tǒng)設(shè)計(jì)規(guī)范》(GB50151-92)15.2防火等級(jí)1.變電站根據(jù)國(guó)家規(guī)定,為丙類防火標(biāo)準(zhǔn)。2.其它廠區(qū)建筑設(shè)計(jì)均按國(guó)家建筑防火規(guī)范制定。15.3防火及消防措施本工程在正常生產(chǎn)情況下,一般不易發(fā)生火災(zāi),只有在操作失誤、違反規(guī)程、管理不當(dāng)及其它不正常生產(chǎn)情況或意外事故狀態(tài)下,才可能由各種因素導(dǎo)致火災(zāi)發(fā)生。因此為了防止火災(zāi)的發(fā)生,或減少火災(zāi)發(fā)生造成的損失,根據(jù)“預(yù)防為主,防消結(jié)合”的方針,本工程在設(shè)計(jì)上采取了相應(yīng)的防范措施。15.3.1總圖運(yùn)輸在廠區(qū)內(nèi)部總平面布置上,按生產(chǎn)性質(zhì)、工藝要求及火災(zāi)危險(xiǎn)性的大小等劃分出各個(gè)相對(duì)獨(dú)立的小區(qū),并在各小區(qū)之間采用道路相隔。廠內(nèi)道路呈環(huán)形布置,保證消防通道暢通,廠內(nèi)主干道寬6.0m,次干道寬4.0m,道路凈空高度不小于4.5m,廠區(qū)設(shè)2個(gè)出入口,均與廠外道路相連,滿足消防車對(duì)道路的要求。在火災(zāi)危險(xiǎn)性較大的場(chǎng)所設(shè)置安全標(biāo)志及信號(hào)裝置,在凈水廠內(nèi)各類介質(zhì)管道應(yīng)刷相應(yīng)的識(shí)別色。15.3.2建筑本工程建構(gòu)筑物的耐火等級(jí)均至少達(dá)到II級(jí)。主要廠房均設(shè)兩個(gè)出入口。本工程建構(gòu)筑物的防火設(shè)計(jì)均嚴(yán)格按《建筑設(shè)計(jì)防火規(guī)范》(GBJ16-87)(1997版)的有關(guān)規(guī)定進(jìn)行。15.3.3電氣本工程供電壓等級(jí)為一級(jí)負(fù)荷,電源電壓均為10KV。雙母線引入,形成一工作,另一備用電源。當(dāng)工作電源故障時(shí),備用電源自動(dòng)投入,保證供電電源不間斷,因此送水泵房又保證消防用水。由于供電電源一備一用,水泵電機(jī)有備用機(jī)組,所以消防用水安全可靠。本工程火災(zāi)事故照明和疏散指示標(biāo)志,采用蓄電池作備用電源,連續(xù)工作時(shí)間不少于20分鐘。本工程所有電氣設(shè)備消防均采用干式滅火器,安置在各配電間值班室內(nèi)。本設(shè)計(jì)按有關(guān)規(guī)定,建筑物防雷采用避雷帶防護(hù)措施。凈水廠綜合樓中控室采用防靜電地板。15.3.4通風(fēng) 非爆炸危險(xiǎn)性廠房屋面設(shè)風(fēng)帽進(jìn)行自然通風(fēng)。軸流風(fēng)機(jī)采用防爆型。15.3.5消防給水及消防設(shè)施建立完善的消防給水系統(tǒng)和消防設(shè)施,以滿足該項(xiàng)目的需要。廠區(qū)設(shè)室外消火栓,按《建筑設(shè)計(jì)防火規(guī)范》,同一時(shí)間內(nèi)火災(zāi)發(fā)生次數(shù)1次,室外消火栓用水量30l/s,室外消火栓給水管道同生產(chǎn)生活用水管道環(huán)狀布置,保證火災(zāi)時(shí)安全供水。

16.勞動(dòng)保護(hù)與安全生產(chǎn)16.1勞動(dòng)保護(hù)根據(jù)《工業(yè)設(shè)計(jì)衛(wèi)生標(biāo)準(zhǔn)》、《工業(yè)企業(yè)噪聲衛(wèi)生標(biāo)準(zhǔn)》、《工業(yè)污染物排放標(biāo)準(zhǔn)》,本工程采用以下勞動(dòng)保護(hù)措施:1.采用了自動(dòng)投氯,自動(dòng)加藥,平流沉淀池自動(dòng)排泥,濾池反沖洗自動(dòng)控制,送水泵房及其它設(shè)備均采用一步操作,以減少操作人員勞動(dòng)強(qiáng)度,提高管理水平。2.盡量減少噪聲源,對(duì)有噪音的場(chǎng)所采取降噪、隔噪等安全衛(wèi)生措施。泵房控制室與水泵間隔開(kāi),控制室設(shè)雙層隔聲玻璃觀察窗,使噪聲控制在60分貝以下。3.將氯庫(kù)與加氯室分隔開(kāi),值班室門窗不與加氯室相通,氯庫(kù)內(nèi)設(shè)置氯氣泄漏檢測(cè)報(bào)警和氯氣吸收塔裝置,值班室配備氧氣呼吸器,以確保勞動(dòng)安全。4.中型設(shè)備、氯瓶、混凝劑等采用電動(dòng)起吊,鍋爐房設(shè)計(jì)采用機(jī)械上煤、除渣,以減輕工人勞動(dòng)強(qiáng)度。5.加藥間藥劑配制工人配備一般防腐工作服,橡膠手套,避免混凝劑直接接觸人體。16.2安全生產(chǎn)1.泵房?jī)?nèi)設(shè)強(qiáng)制通風(fēng)設(shè)施,改善泵房夏季的操作條件,廠內(nèi)露天作業(yè)除短時(shí)間巡檢盡可能設(shè)置涼棚,避免烈日曝曬,以防中暑。2.電氣設(shè)備接線完全按水電部接地保護(hù)規(guī)程要求,高壓設(shè)備接地保護(hù)接地電壓不大于4歐姆,低壓設(shè)備采用接零保護(hù),接地電阻不大于10歐姆。電氣的防火安全措施采用干式滅火器,安置在各配電間,值班室內(nèi)。3.按《建筑設(shè)計(jì)防火規(guī)范》的要求在全廠范圍內(nèi)適當(dāng)?shù)攸c(diǎn)設(shè)置消火栓。4.各生產(chǎn)構(gòu)筑物設(shè)置便于操作和行車的操作平臺(tái)、走道及安全護(hù)欄、扶手。廠內(nèi)道路設(shè)路燈,水池欄桿邊設(shè)必要的防落水救生設(shè)施。5.機(jī)械設(shè)備及電氣設(shè)備的布置,注意留有足夠的安全操作距離及空間。6.水廠在運(yùn)行前制定相應(yīng)的安全法規(guī),操作人員上崗前進(jìn)行必要的專門技術(shù)培訓(xùn),以確保水廠正常運(yùn)轉(zhuǎn)。

17.項(xiàng)目管理及實(shí)施計(jì)劃17.1實(shí)施原則1.本工程項(xiàng)目的實(shí)施首先應(yīng)符合國(guó)內(nèi)基本建設(shè)項(xiàng)目的審批程序。2.由某市供水公司作為項(xiàng)目的執(zhí)行單位,負(fù)責(zé)項(xiàng)目實(shí)施的組織協(xié)調(diào)和管理工作。3.某市供水公司作為項(xiàng)目的法人及用戶代表。4.項(xiàng)目的設(shè)計(jì)、供貨、施工安裝等履行單位應(yīng)與項(xiàng)目執(zhí)行單位履行必要的法律手續(xù),違約責(zé)任應(yīng)按國(guó)家的有關(guān)法律法規(guī)執(zhí)行。5.項(xiàng)目執(zhí)行單位應(yīng)與項(xiàng)目履行單位協(xié)商制定項(xiàng)目實(shí)施計(jì)劃表,并在履行前通知有關(guān)各方。初步的項(xiàng)目實(shí)施與安排參見(jiàn)表17.3。項(xiàng)目執(zhí)行單位應(yīng)為履行單位開(kāi)展工作創(chuàng)造有利條件,項(xiàng)目履行單位應(yīng)服從項(xiàng)目執(zhí)行單位的指揮和調(diào)度。17.2項(xiàng)目建設(shè)的管理機(jī)構(gòu)某市梅園水廠供水工程建設(shè)由某市建委直接領(lǐng)導(dǎo),由市供水公司具體承辦,抽派各類專業(yè)技術(shù)和管理人員,組成項(xiàng)目實(shí)施工程指揮部,工程總指揮由市供水公司經(jīng)理?yè)?dān)任,指揮部下設(shè)五個(gè)職能部門:1.行政管理:負(fù)責(zé)日常行政工作以及與項(xiàng)目履行單位的接待、聯(lián)絡(luò)等工作。2.計(jì)劃財(cái)務(wù):負(fù)責(zé)項(xiàng)目的財(cái)務(wù)計(jì)劃和實(shí)施計(jì)劃安排與項(xiàng)目履行單位辦理合同協(xié)作與手續(xù),以及資金使用安排及收支手續(xù)。3.技術(shù)管理:負(fù)責(zé)項(xiàng)目的技術(shù)文件、技術(shù)檔案的管理工作、主持設(shè)計(jì)圖紙的會(huì)審、處理有關(guān)技術(shù)問(wèn)題、組織技術(shù)交流,組織職工的專業(yè)技術(shù)培訓(xùn)、技術(shù)考核等工作。4.施工管理:負(fù)責(zé)項(xiàng)目的土建施工及安裝的協(xié)調(diào)與指揮、施工進(jìn)度與計(jì)劃的安排、施工質(zhì)量與施工安全的監(jiān)督檢查及工程的驗(yàn)收工作。5.設(shè)備材料管理:負(fù)責(zé)項(xiàng)目設(shè)備材料的訂貨、采購(gòu)、保管、調(diào)撥等驗(yàn)收工作。計(jì)計(jì)劃財(cái)務(wù)科施工管理科設(shè)備材料科技術(shù)管理科行政管理科工程總指揮.鷹潭市梅園水廠供水工程建設(shè)指揮部某市梅園水廠供水工程項(xiàng)目建設(shè)管理機(jī)構(gòu)圖17.3項(xiàng)目實(shí)施進(jìn)度計(jì)劃根據(jù)建設(shè)項(xiàng)目的工程經(jīng)驗(yàn),一般城市給水工程項(xiàng)目的建設(shè)階段分為項(xiàng)目前期準(zhǔn)備、可行性研究、工程初步設(shè)計(jì)、工程施工圖設(shè)計(jì)、工程施工及設(shè)備安裝調(diào)試等階段。本可行性研究報(bào)告列出項(xiàng)目實(shí)施初步計(jì)劃安排,供有關(guān)單位參閱,最終實(shí)施計(jì)劃將由項(xiàng)目執(zhí)行單位根據(jù)工程進(jìn)展要求確定。2003.1~2 可行性研究報(bào)告編制及評(píng)估2003.3~4 工程初步設(shè)計(jì)及審查2003.5 標(biāo)書編制2003.6 評(píng)標(biāo)2003.7~8 技術(shù)考察及設(shè)計(jì)聯(lián)絡(luò)2003.9~2004.4 施工圖設(shè)計(jì)2003.11~2004.6 土建施工2004.7~2004.9 設(shè)備安裝2004.10~2004.12 調(diào)試2005.1~2005.3 試運(yùn)行2005.4 驗(yàn)收2003.9~2004.10 配套管網(wǎng)17.4項(xiàng)目運(yùn)行管理機(jī)構(gòu)及人員編制17.4.1項(xiàng)目運(yùn)行的組織管理機(jī)構(gòu)本項(xiàng)目承辦單位市供水公司同時(shí)為本項(xiàng)目建成投產(chǎn)后的運(yùn)行管理部門。其組織機(jī)構(gòu)設(shè)置如下:項(xiàng)目運(yùn)行組織管理機(jī)構(gòu)圖17.4.2組織管理措施1.建立健全完善的生產(chǎn)管理機(jī)構(gòu)。2.對(duì)入廠職工進(jìn)行必要的資格審查。3.組織操作人員上崗前的專業(yè)技術(shù)培訓(xùn)。4.聘請(qǐng)有經(jīng)驗(yàn)的專業(yè)技術(shù)人員負(fù)責(zé)廠內(nèi)的技術(shù)管理工作。5.選派專業(yè)技術(shù)人員到國(guó)外進(jìn)行技術(shù)培訓(xùn)。6.建立健全包括崗位責(zé)任制和安全操作規(guī)程在內(nèi)的工廠管理規(guī)章制度。7.對(duì)職工進(jìn)行定期考核并實(shí)行獎(jiǎng)懲制度。8.組織專業(yè)技術(shù)人員提前進(jìn)崗,參與施工、安裝、調(diào)試、驗(yàn)收的全過(guò)程、為今后的運(yùn)轉(zhuǎn)奠定基礎(chǔ)。9.組織參加全國(guó)給水行業(yè)技術(shù)情報(bào)網(wǎng)活動(dòng)。17.4.3技術(shù)管理措施1.會(huì)同市政環(huán)保部門,監(jiān)測(cè)水源水質(zhì),確保進(jìn)水滿足水源地衛(wèi)生標(biāo)準(zhǔn)。2.對(duì)凈水廠的進(jìn)出水水量、水質(zhì)進(jìn)行檢測(cè)、化驗(yàn)、分析,根據(jù)水量水質(zhì)的變化調(diào)整運(yùn)行工況。3.及時(shí)整理匯總分析運(yùn)行記錄,建立運(yùn)行技術(shù)檔案。4.建立施工驗(yàn)收與交接檔案。5.建立設(shè)備使用、維修檔案。6.建立設(shè)備使用、維護(hù)制度。7.建立信息交流制度,定期總結(jié)運(yùn)行經(jīng)驗(yàn)。17.4.4勞動(dòng)定員參照1994年建設(shè)部制定的《城市給水工程項(xiàng)目建設(shè)標(biāo)準(zhǔn)》,根據(jù)工程規(guī)模,結(jié)合某市的實(shí)際情況,并考慮到本工程自動(dòng)化程度高的特點(diǎn),確定本工程人員定編為90人,其中配水管網(wǎng)10人,新建凈水廠80人。在所有編制人員中:管理人員 10人直接生產(chǎn)人員 55人輔助生產(chǎn)人員 25人行政技術(shù)管理部門和主要生產(chǎn)工段應(yīng)配置適當(dāng)比例的專業(yè)技術(shù)人員,專業(yè)技術(shù)人員專業(yè)范圍包括:給水排水,工企自動(dòng)化,自動(dòng)化儀表,計(jì)算機(jī)控制,機(jī)械制造,分析化學(xué)和微生物等。人員編制見(jiàn)表17-1。

人員編制表表17-1崗位生產(chǎn)班次(班

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