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ID:8400627
大小:70.50 KB
页数:2页
时间:2018-03-26
《重庆城市桥梁施工测量方案(中冶)》由会员上传分享,免费在线阅读,更多相关内容在学术论文-天天文库。
1、附合导线成果计算表点号观测角(左角)改正后角度值坐标方位角边长(m)增量计算值改正后增量坐标值ΔXΔYΔXΔYXY桥12 132°59'11.7" 84640.78560774.360桥853°49'32.5"53°49'30.97"84342.83961094.0186°48'42.67"131.3793130.45215.583130.45615.580C1116°30'30"116°30'28.47"84473.29561109.598303°19'11.14"237.9183130.691-198.809130.694-1
2、98.811C2154°39'55.5"154°39'53.97"84603.98960910.787277°59'05.11"147.790320.530-146.35720.534-146.360C3184°15'56.25"184°15'54.72"84624.52360764.427282°14'59.83"264.468056.114-258.44756.117-258.449C4285°13'27.25"285°13'25.72"84680.64060505.97827°28'25.55"118.6715105.28854.74
3、9105.29254.746C4-173°35'59"73°35'57.47"84785.93260560.724281°04'23.02"301.675857.940-296.06057.943-296.062C5248°43'22.5"248°43'20.97"84843.87560264.662349°47'43.99"116.2830114.444-20.601114.448-20.604桥742°52'35.75"42°52'34.22"84958.32260244.058212°40'18.2"D=∑ΔX=∑ΔY=∑ΔX改=∑Δ
4、Y改=桥9 84633.98660036.064合计1159°41'18.75"1159°41'06.51" 1318.1862615.459-849.942615.484-849.960 辅助计算α(桥12、桥8)=132°59'11.7" 四级一等fβ容=±10∑ΔX=615.459 ∑ΔY=-849.942 +)∑β测=1159°41'18.75"-)∑ΔX改=615.484 -)∑ΔY改=-849.960 =1292°40'30.45"=±28"fx=-0.025fy=+0.018 -)8x180=1440°00'00" =-1
5、47°19'29.55"+12"<28"导线全长闭合差fD==+0.0173m +360°00'00"相对闭合差K=fD=0.0173 =α(桥7、桥9计算)212°40'30.45"∑D1318.1862 -)α(桥7、桥9已知)212°40'18.2"≈1<1K容(四级一等)fβ=+12.25" 7597917000
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