后張法用千斤頂張拉施加預應力原始記錄表(數(shù)據(jù))

****公路改擴建工程,,,,,,,,,,,,,,,,,,,,,,

C8.6后張法用千斤頂張拉施加預應力原始記錄表,,,,,,,,,,,,,,,,,,,,,,

施工單位：****合同段：TJ14,,,,,,,,,,,,,,,,,,,,,,

監(jiān)理單位：****編號：,,,,,,,,,,,,,,,,,,,,,,

里程樁號,,,,,,,工程名稱,,,,,構(gòu)件名稱,,,施加預應力日期,,年月日,,,鋼絞線布置示意圖及編號,,

控制應力,,1395MPa,,,,,預應力損失值,,,,,上拱值,,28.7,張拉時混凝土強度MPa,,43.1,,,,,

千斤頂編號,,標定日期,,摩擦系數(shù),,,油壓表編號,,,油泵編號,,錨具型號,,錨具內(nèi)縮量,鋼絞線標準代號及規(guī)格,,,,,,,

15933#,,,,0.155,,,,,,,,,,6,"公稱直徑Φs15.2（7Φ5）mm，公稱面積140mm2，抗拉強度標準值fpk=1860Mpa,彈性模量EP=1.95×105Mpa",,,,,,,

15932#,,,,0.155,,,,,,,,,,6,,,,,,,,

預應力筋張拉順序,,第一次張拉(15%P),,,,,第二次張拉(30%P),,,第三次張拉(50%P),,,,第四次張拉(100%P),,,預應力筋張拉伸長值,,,,,

,,初張拉力(KN),油壓表讀數(shù)(MPa),,實際伸長值(mm),推算伸長值(mm),張拉力(KN),油壓表讀數(shù)(MPa),實際伸長值(mm),張拉力(KN),油壓表讀數(shù)(MPa),實際伸長值(mm),,張拉力(KN),油壓表讀數(shù)(MPa),實際伸長值(mm),計算值(mm),實際值(mm),偏差值(%),張拉說明:,,

,,,,,,,,,,,,,,,,,,,,,,

1,,2,3,,4,5,6,7,8,9,10,11,,12,13,14,15,16,17,,,

N2,A端,380.85,5.23,,31,21,761.7,10.43,52,,,,,2539,34.73,159,280,291,3.93,,,2539

,B端,380.85,5.6,,31,23,761.7,10.84,54,,,,,2539,35.32,156,,,,,,2539

N1,A端,380.85,5.23,,36,22,761.7,10.43,58,,,,,2539,34.73,165,282,283,0.35,,,2539

,B端,380.85,5.6,,25,20,761.7,10.84,45,,,,,2539,35.32,143,,,,,,2539

N3左,A端,175.8,2.42,,27,18,351.6,4.83,45,586,8.03,70,,,,,,,,,,1172

,B端,175.8,2.78,,35,28,351.6,5.2,63,586,8.42,100,,,,,,,,,,1172

N3右,A端,175.8,2.42,,25,18,351.6,4.83,43,,,,,1172,16.04,159,282,295,4.61,,,1172

,B端,175.8,2.78,,36,25,351.6,5.2,61,,,,,1172,16.49,160,,,,,,1172

N3左,A端,,,,,,,,,586,8.03,69,,1172,16.04,165,282,294,4.26,,,1172

,B端,,,,,,,,,586,8.42,96,,1172,16.49,151,,,,,,1172

檢測負責人：檢查人：記錄人：監(jiān)理：,,,,,,,,,,,,,,,,,,,,,,

填表說明：1、一個構(gòu)件填寫一張表。2、后張預應力綱絞線每束斷絲、滑絲不得超過一根（指一根綱絞線內(nèi)一絲）,,,,,,,,,,,,,,,,,,,,,,

3、第二次張拉后穩(wěn)壓時間必須保證不少于5秒。4、有效預應力值σy在任何情況下不得大于0.8Ryb。5、張拉前必須認真對張拉機具、錨夾具進行質(zhì)量檢驗。,,,,,,,,,,,,,,