某米桥梁计算书

上部结构计算第1部分主梁计算1、设计资料1.1.结构形式：4×50+3×50米预应力混凝土连续T梁1.2.设计荷载:城-B级1.3.设计地震烈度:Ⅵ度设防1.4.材料：1.4.1混凝土：C501.4.2.普通钢筋：设计采用R235、HRB335钢筋：R235钢筋其抗拉、压设计强度为195Mpa，其质量应符合GB13013—91；HRB335级钢筋其抗拉、压设计强度为280Mpa，其质量符合GB1499—98的规定1.4.3.钢绞线：采用公称直径15.24mm的高强度低松弛预应力钢绞线。标准强度fPK=1860MPa，弹性模量E=1.95×105MPa，松驰率为3.5%。2、设计依据2.1.《城市桥梁设计准则》（CJJ11—93）2.2.《城市桥梁设计荷载标准》（CJJ77—98）2.3.《公路桥涵设计通用规范》（JTGD60—2004）。2.4.《公路砖石及混凝土桥涵设计规范》（JTJ022—85）。2.5.《公路钢筋混凝土及预应力混凝土桥涵设计规范》（JTGD62—2004）。2.6.《公路工程抗震设计规范》（JTJ004—89）。构造形式及尺寸上部结构4×50+3×50米预应力混凝土连续T梁，其横断面尺寸：尺寸单位：厘米内力分析及结果采用《桥梁博士V3.0》（网络版）程序进行内力分析计算。4.1.模型的建立模型的建立按桥梁博士中直桥设计计算建立，计算时以边梁做为计算模型计算。边梁分64单元。本模型为预应力混凝土A类构件。预应力钢束：经计算调索后，预应力几何要素参见施工图中预应力钢束导线几何要素表。施工阶段的划分：一阶段为安装：2-1518-3134-4750-63单元，同时在永久荷载中模拟横隔板荷载。二阶段：张拉正弯矩钢束1-24；三阶段：现浇湿接缝单元116173233484964同时张拉负弯矩钢束25-33，且在永久荷载中模拟湿接缝单元荷载。完成结构体系转化。四阶段：加桥面铺装、人行道及栏杆等二期恒载，同时模拟混凝土收缩徐变，该阶段工期为3650天。运营阶段：运营阶段（即使用阶段）加载城—B级汽车荷载及人群荷载3.5KN/㎡。4.2.计算内容按组合Ⅰ、Ⅱ、Ⅲ分别进行使用阶段验算；预应力钢束张拉应力验算；4.3.计算结果模型简图正常使用阶段应力计算结果使用阶段荷载组合1应力:最大拉应力最大主拉应力容许值：0MPa-1.85MPa单元号节点号上缘最大上缘最小下缘最大下缘最小最大主压最大主拉使用阶段荷载组合2应力:232.62.561.451.432.6-0.0635334.144.113.153.124.14-0.118343.883.843.413.373.88-0.123443.883.843.413.373.88-0.0252454.083.973.012.894.08-0.0197554.824.73.953.814.82-0.0311565.585.173.322.795.58-0.000567667.186.714.74.097.18-0.00251676.726.025.314.436.72-0.00958776.726.035.34.426.72-0.00693787.36.544.783.837.3-0.00833887.296.544.793.837.29-0.00587897.166.494.83.957.16-0.0212997.166.494.83.957.16-0.02579105.535.076.485.916.48-0.10110105.485.036.455.886.45-0.11110115.625.318.578.198.57-0.090111115.555.248.418.038.41-0.099811129.458.839.048.289.45-0.048912127.196.646.575.917.19-0.023612135.674.719.248.049.24-0.071513134.663.787.476.417.47-0.046413144.373.398.287.098.28-0.051114144.373.398.287.098.28-1.114155.194.347.236.217.23-1.115153.212.63.753.13.8-0.61115160.462-0.1292.021.392.02-0.80716160.6550.06652.111.472.11-0.76216170.9890.4631.681.111.82-0.75617170.9890.4631.681.111.82-0.75617181.240.7471.330.81.78-0.756181810.5051.310.7781.7-0.79918191.681.194.564.044.56-0.21219192.922.248.357.548.35-0.3819204.533.857.566.747.56-0.27320204.513.837.556.737.55-0.0087320214.573.977.056.327.05-0.006921215.564.98.767.948.76-0.0099721226.416.077.266.847.26-0.012422228.538.149.889.399.88-0.024822235.445.198.598.278.59-0.20823235.475.228.88.488.8-0.19423245.65.26.245.726.24-0.071924245.665.256.265.756.26-0.06424256.56.015.354.746.5-0.0012525256.56.015.354.746.5-0.0013825265.655.246.275.756.27-0.064826265.595.196.255.736.25-0.072826275.445.28.838.528.83-0.19527275.415.168.618.38.61-0.20927288.498.129.919.449.91-0.025328286.386.047.296.887.29-0.012628295.554.898.87.998.8-0.010129294.563.967.096.367.09-0.0070129304.523.847.586.777.58-0.0088530304.533.857.596.787.59-0.30530313.422.87.716.977.71-0.25631312.021.574.153.674.15-0.14231321.461.010.760.2891.46-0.090732321.71.260.7770.3051.7-0.080132331.761.340.7250.2751.76-0.073733331.7761.3340.72250.27751.776-00.0733733341..71.2260.77790.30071..7-00.0800634341.44510.76610.2291.445-00.0911234352.0021.5564.1153.6674.115--0.144235353.4412.7797.7726.9977.772--0.255735364.5523.8847..66.7787..6--0.300636364..53.8837.5586.7777.558-0..00888336374.5543.9947.0096.3377.009-0..00699937375.5534.8878..87.9998..8-00.0100137386.3356.0027..36.8897..3-00.0122638388.4458.0089.9939.4479.993-00.0255238395..45.1168.6618.2298.661--0.200939395.4435.1198.8838.5518.883--0.199539405.5585.1176.2255.7736.225-00.0722740405.6635.2236.2275.7756.227-00.0644740416.4485.9995.3384.7776.448-0..00133541416.44865.3354.7746.448-0..00122841425.6645.2236.2275.7756.227-00.0644342425.5585.1186.2245.7736.224-00.0722242435.4455..28.8818.4498.881--0.199443435.4425.1178.5598.2278.559--0.200843448.4498..19.9929.4439.992-00.0244944446.3386.0047.2286.8867.228-00.0122544455.5574.9918.7767.9958.776-0.00145454.5583.9987.0066.3337.006-0..00699245464.5553.8877.5546.7727.554-0..00877446464.5563.8887.5556.7737.555--0.266946472.9982..38.3337.5528.333--0.377247471.7721.2234.5544.0024.554--0.200847481.0050.55551.2280.75561..7-0.77948481.2290.79981.3310.77771.779--0.744748491.0070.53391.6641.0081.883--0.744649491.0070.53391.6641.0081.883--0.744649500.69980.1112.0091.4452.009--0.755450500.5004-00.0866621.3372--0.799950513.2252.6633.7733.0083..8--0.600651515.2234.3387.2216.1197.221-1.00951524.4413.4438.2267.0088.226-1.00952524.4413.4438.2267.0088.226--0.055152534.6683.7797.4466..47.446-00.0466353535.6684.7729.2238.0039.223-00.0711453547.1196.6646.5575.9917.119-00.0233654549.4438.8819.0068..39.443-00.0488854555.5575.2268.3387.9998.338-00.0999855555.6625.3328.5578.1188.557-00.0900155565.4485.0036.4455.8886.445-0.11156565.5535.0086.4485..96.448--0.100156577.1176.4494..83.9957.117-00.0255657577.1176.4494..83.9957.117-00.0211257587..36.5544.7793.8837..3-0..00588858587..36.5544.7783.8837..3-0..00833358596.7726.0035.2294.4416.772-0..00699559596.7746.0045.2284..46.774-0..00966159607.1166.6694.7734.1127.116-0..00255160605.5585.1173.3322.7795.558-0.0000566660614.8824..73.9953.8814.882-00.0311161614.0083.9973.0012.8894.008-00.0199761623.8883.8833.4413.3373.888-00.0255262623.8883.8843.4413.3373.888--0.122362634.1144.1113.1143.1124.114--0.111863632..62.5561.4451.4432..6-00.06335使用阶段荷载组组合2应力:最大拉应力力最大主拉拉应力容许许值：-11.85MPa--1.855MPa主截面:单元号节点点号上缘最大上缘最小下缘最大下缘最小最大主压最大主拉拉234.0041.8841.7761.2284.004-00.07228335.3393.4483.5532.9935.339--0.1333345.1133..23..83.1195.113--0.1339445.1133..23..83.1195.113-00.04552455.4413.3323.3382.6625.441-00.03775556.0064..14.3323.5536.006--0.0559567.2234.5523.5572.1187.223-0..005445668.7756.1134.9913.4438.775-0..009445678.6655.3385.3373.5558.665-00.02661778.6655.3395.3363.5548.665-00.02115789.4435.8844.8872.7779.443-00.01996889.4425.8834.8872.7779.442-00.01556899.3335.7724.9962.8859.333-00.03887999.3335.7724.9962.8859.333-00.044459107.5584.2256.7714.9947.558--0.144510107.5534..26.6694.9917.553--0.155610117.5514.3319.0047.4419.004-0.11411117.4434.2238.8887.2258.888--0.1552111211..37.33210..27.44611..3-00.0911112129.1125.1187.5545.2279.112-00.0422812137.6662.77410..97.33110..9--0.111113136.6691.8878.9925..88.992-00.0699613146.4411.3389.8866.4469.886-00.0800614146.4411.3389.8866.4469.886-1.77514157.1182.4468.6635.6648.664-1.77115155.11714.6612..85.118--0.944715162.442-1.7712.8861..12.886-1.77116162.662-1.5532.9961.1182.996-1.55316172.992-1.0062.4440.85512.992-1.11717172.992-1.0062.4440.85512.992-1.11717183.114--0.72272.0040.57733.114-1.11818182..9-0.9962.0010.55562..9-1.22218193.556--0.26625.2243.8835.224--0.488619194..80.58879.4477.1129.447--0.877119206.3362.2238.6626.3378.662--0.711420206.3352.2218.6626.3368.662-00.0199620216.4412.4438.0015.9968.001-00.0155721217.3343.3349.8857.4489.885-00.0233421228..24.8897.8856.3388.221-00.02446222210..36.99610..68.77810..6--0.055122237.2294..38.9917.5548.991--0.277823237.3324.3339.1127.7769.112--0.266123247.6644.3366.4494.7787.664--0.100424247.6694.4426.5514..87.669-00.0944424258.5595..25.5573.7728.559-0..00477525258.5595..25.5573.7728.559-0..00499825267.6694..46.5524..87.669-00.0955426267.6644.3356..54.7787.664--0.100526277..34.3319.1157.7789.115--0.266327277.2264.2278.9947.5578.994-0.228272810..26.99410..68.88310..6-00.0511628288.1174.8877.8876.4428.117-00.0244928297.3333.3339..97.5539..9-00.0233729296.3392.4428.00568.005-00.0155829306.3352.2228.6656..48.665-00.0199730306.3372.2238.6666.4418.666--0.600930315.2261.2228.7736..68.773--0.555531313.8870.17774.7773..54.777--0.300931323.331--0.38841.3380.11123.331--0.388532323.556-0.1141..40.12263.556--0.311432333.662-00.049911.33300.094433.662--0.300533333.662-00.049911.33300.094433.662--0.300533343.556--0.14431..40.12273.556--0.311534343.331--0.38871.3380.11143.331--0.388734353.8870.17734.7773..54.777--0.300935355.2251.2218.7736..68.773--0.555635366.3362.2228.6676.4418.667--0.611136366.3342.2218.6656..48.666-00.0199736376.3382..48.00568.005-00.0155837377.3313.3319..97.5549..9-00.0233737388.1154.8857.8886.4438.115-00.02448383810..26..910..68.88510..6-00.0511538397.2254.2268.9937.5568.993-0.22839397.2284.2299.1157.7789.115--0.266339407.6624.3336..54.7787.662--0.100540407.6684.3396.5524..87.668-00.0955240418.5575.1185..63.7758.557-0..00499241418.5585.1195.5563.7728.558-0..00488241427.6674..46.5524.8817.667-00.0944842427.6624.3346..54.7787.662--0.100542437..34.3319.1137.7779.113--0.266243437.2274.2288.9917.5548.991--0.2779434410..26.99110..68.88210..6-00.0511244448.1184.8867.8876..48.118-00.0244744457.3353.3359.8867.4499.886-00.0233545456.4422.4448.0025.9968.002-00.0155745466.3392.2258.6616.3358.661-00.0199546466..42.2278.6626.3368.662--0.700846474.8860.64489.4457..19.445-0.88647473..6-0.2225.2223.8815.222--0.488147482.995-0.9911.9990.53332.995-1.22148483..2--0.67752.0020.55513..2-1.11748493--0.98832.4410.81153-1.11649493--0.98832.4410.81153-1.11649502.666-1.4482.9931.1162.993-1.44850502.446-1.6672.8841.0082.884-1.66750515.2211.0034..62.7785.221--0.944251517.2222.5518.6625.6628.662-1..751526.4451.4429.8846.4449.884-1.77452526.4451.4429.8846.4449.884-00.0800252536..71.8888.9915.7798.991-00.0699553537.6672.77510..97..310..9--0.111153549.1115.1187.5535.2279.111-00.04227545411..37.33110..27.44811..3--0.099154557.4454.2258.8857.2218.885--0.155255557.5514.3319.0047..49.004-0.11455567.5534..26.6684.9917.553--0.155656567.5584.2256.7714.9947.558--0.144556579.3335.7734.9962.8849.333-00.0444557579.3335.7734.9962.8849.333-00.0388657589.4425.8844.8872.7779.442-00.0155658589.4435.8844.8872.7779.443-00.0199758598.6655.3395.3363.5538.665-00.0211559598.6675..45.3343.5528.667-00.0266259608.7736.1114.9933.4468.773-0..00944760607.2244.5523.5572.1187.224-0..00544660616.0064..14.3323.5536.006-00.0599161615.4413.3323.3382.6625.441-00.0377561625.1133..23..83.1195.113--0.044562625.1133..23..83.1185.113--0.133962635.3393.4483.5522.9935.339--0.133363634.0041.8841.7761.2284.004-00.07228使用阶段荷载组组合3应力:最大压应力最大主压压应力容许值：116.2MPa199.4MPa单元号节点点号上缘最大上缘最小下缘最大下缘最小最大主压最大主拉拉234..41.6651.8841.2244..4-00.07886335.7713.3313.6632.8885.771--0.1443345.4443.0033.9913.1145.444--0.1449445.4443.0033.9913.1145.444--0.0557455.7763.1153.4492.5545.776-00.04881556.3393.9944.4423.4456.339-00.07557567.7734.3363.6651.9927.773-0..009999669.2235.9984.9973.1159.223-00.01886679.2275.2225..43.1169.227--0.0337779.2275.2225.3383.1149.227-00.031137810..15.6664.8892.33210..1-00.026648810..15.6664.8892.33210..1-00.02117891105.55452.441110-00.04998991105.55452.441110-00.056649108.1184.0056.7764.5588.118--0.177110108.1144.0016.7734.5568.114--0.188510118.0024.0049.1187.1179.118--0.166911117.9943.9979.00179.001--0.1883111211..86.88710..67.22511..8--0.111712129..64.7747.8875.1119..6-00.0544312138.1152..111..57.11311..5--0.133313137.1191.2269.4455.6659.445-00.0844913146.9920.733210..46.33110..4-00.0988414146.9920.733210..46.33110..4-2.00914157.6661.8899.1125.5519.112--215155.6660.52264.9912.7735.666-1.11115162..9-2.1183.1151.0033.115-2.11816163..1--23.2251.1113.225--216173..4-1.4492.6690.79953..4-1.44917173..4-1.4492.6690.79953..4-1.44917183.661-1.1152.2280.52283.661-1.33718183.336-1.3382.2240.51113.337-1.44218194.002--0.67765.4473.7795.447--0.677619195.22500.098859.8847.0039.884-1.11319206..81.7739.0016..39.001--0.955720206.7791.77296.2299--0.022720216.8851.9978.3355.8898.336--0.022221217.7772.88610..27..410..2-00.0322721228.6654.5568.0036.2278.665-00.03227222210..76.66210..88.66310..8-00.0688522237.7794.0088.9987..38.998--0.311323237.8824.1119..27.5529..2--0.299523248.2234.1166.5544.4448.223--0.122424248.2284.2216.5564.4468.228--0.111324259.22255.6623.3339.222-0..00755625259.22255.6623.3339.222-0..00788525268.2294..26.5584.4458.229--0.111426268.2234.1156.5564.4438.223--0.122526277..84.0099.2237.5559.223--0.299727277.7764.0059.0017.3339.001--0.3115272810..76.66110..88.66810..8-00.0699228288.6624.5558.0056.3318.662--0.033328297.7752.88510..37.44510..3--0.033329296.8831.9958.3395.9938..4-00.0222229306.7791.7729.0046.3339.004-00.0277130306.8811.7739.0056.3349.005--0.788930315..70.75589.0076.5539.007--0.733631314.332--0.21194.9983.4474.998-0..431323.776--0.77771.55900.082233.776--0.777732324.002--0.53351.66100.094464.002--0.533632334.007--0.42291.55200.062254.008--0.433533334.007--0.42291.55200.062254.008--0.433533344.001--0.53381.66100.096634.001--0.533934343.776-0.7781.5590.08843.776-0.77834354.332--0.22234.9983.4484.998--0.400135355.6690.75529.0076.5539.007--0.733835366..81.7739.0056.3359.005--0.799136366.7781.7719.0046.3339.004-00.0277136376.8821.9948..45.9948..4-00.0222237377.7742.88310..37.44510..3--0.033337388..64.5538.0066.3328..6-00.03229383810..66.55710..98..710..9--0.066938397.7764.00597.3339--0.311539397.7794.0089.2237.5559.223--0.299739408.2224.1136.5564.4438.222--0.122540408.2274.1196.5584.4468.227--0.111440419..24.9985.6663.3379..2-0..00777641419..24.9985.6623.3339.221-0..00766541428.2264.1196.5574.4478.226--0.111342428.2214.1146.5554.4448.221--0.122442437..84.0099.2217.5539.221--0.299643437.7774.0068.9997.3318.999--0.3114434410..66.55810..98.66710..9-00.0688744448.6634.5538.0066.2298.663-00.0322844457.7782.88710..37.44110..3-00.0322745456.8861.9978.3365..98.336--0.022245466.8831.7758.9996.2288.999-00.0266946466.8841.77796.2299--0.944946475.3310.1169.8827.0019.882-1.11247474.006--0.63345.4453.7775.445--0.633447483.442-1.3332.2220.48893.442-1.44148483.666-1.0092.2250.50063.666-1.33648493.447-1.4412.6660.75583.447-1.44249493.447-1.4412.6660.75583.447-1.44249503.114-1.9953.2231.0093.223-1.99550502.994-2.1143.1131.0013.113-2.11450515.6690.55574..92.7725.669-1.11151517.7711.9939..15.4489..1-1.99951526.9950.766610..46.22910..4-2.00852526.9950.766710..46.22910..4-00.0977852537..21.2279.4445.6649.444-00.0844753538.1162.11211..57.11211..5--0.133353549..64.7747.8875.1119..6-00.05442545411..86.88510..67.22711..8--0.111654557.9963.9998.9986.9978.998--0.188355558.0024.0059.1177.1169.117--0.166955568.1144.0016.7734.5568.114--0.188556568.1194.0066.7764.5588.119--0.177156571105.5544.9992.441110-00.0566357571105.5544.9992.441110-00.04997575810..15.6664.8892.33210..1-00.02117585810..15.6674.8892.33210..1-00.0266558599.2275.2225.3383.1149.227-00.0311459599.2295.2245.3373.1139.229-00.0377159609.2225.9964.9993.1189.222-00.0188760607.7734.3363.6651.9927.773-0.00160616.3393.9944.4423.4456.339-00.0755861615.7763.1153.4492.5545.776-00.0488161625.4443.0033.9913.1145.444-00.0566862625.4443.0033.9913.1145.444--0.144962635.7713.3313.6622.8885.771--0.144363634..41.6651.8841.2244..4-00.0788663641..5-1.2230.2227--0.36691..5-1.22364640000.050040..00900900.05004-00.0455464650000.050040..00900900.05004-00.04554结论：经计算上上部2-64预应力单元元均能满足足设计要求求。1＃钢束荷载组合合3应力验算算2＃钢束荷载组合合3应力验算算3＃钢束荷载组合合3应力验算算4＃钢束荷载组合合3应力验算算5＃钢束荷载组合合3应力验算算6＃钢束荷载组合合3应力验算算7＃钢束荷载组合合3应力验算算8＃钢束荷载组合合3应力验算算9＃钢束荷载组合合3应力验算算10＃钢束荷载组合合3应力验算算11＃钢束荷载组合合3应力验算算12＃钢束荷载组合合3应力验算算13＃钢束荷载组合合3应力验算算14＃钢束荷载组合合3应力验算算15＃钢束荷载组合合3应力验算算16＃钢束荷载组合合3应力验算算17＃钢束荷载组合合3应力验算算18＃钢束荷载组合合3应力验算算19＃钢束荷载组合合3应力验算算20＃钢束荷载组合合3应力验算算21＃钢束荷载组合合3应力验算算22＃钢束荷载组合合3应力验算算23＃钢束荷载组合合3应力验算算24＃钢束荷载组合合3应力验算算25＃钢束荷载组合合3应力验算算26＃钢束荷载组合合3应力验算