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{"sheet":"NOTES","index":0,"n_rows":11,"n_cols":2,"rows_kept":11,"cut":false,"hidden":false,"merged":[[2,0,2,1]]}
["D1100291, aLIGO LHO Monuments"]
["1) The intent is that this document (to include an Excel spreadsheet of coordinates AND a drawing) cover all monuments for use in aLIGO Initial Alignment at LHO."]
["2) Note that the Test Stand (TS1 and TS2) monuments have their own local coordinate systems, which are in general rotated (slightly) from the global coordinate frame."]
["THESE TS MONUMENTS SHOULD EACH BE ONLY USED AS A SET AND NOT IN COMBINATION WITH THE OTHER MONUMENTS!"]
[]
["Sources:"]
["D970210-v1","Initial LIGO monuments BTVE, IAM and PSI. Updated/re-surveyed list/drawing, but not a complete set for all of iLIGO"]
["D970210-v2","update to drawing for aLIGO, including LV monuments (to be developed/posted)"]
["LVEA 15Nov2011","LV1 thru LV16. Jason Oberling & Doug Cook, 15 Nov 2011 (prepared earlier in the year)"]
["D1100291-v1","Dennis Coyne added monument LV17 for aLIGO H2 ITMy alignment"]
["D1100291-v2","Doug Cook added monument LV18 for aLIGO H1 ITMy alignment"]

{"sheet":"All LHO LVEA Monuments List","index":2,"n_rows":59,"n_cols":6,"rows_kept":59,"cut":false,"hidden":false,"merged":[]}
["designation","X","Y","Z","building"]
["BTVE-1",0,46000,-1061.2]
["BTVE-5",46000,0,-1061.2]
["IAM-1",2362.3000000000002,-3251.2]
["IAM-2",11543,-3251.2]
["IAM-3",213360,-3251.2]
["IAM-4",2362.3000000000002,212.9]
["IAM-5",11543.1,-200]
["IAM-6",-3251.2,2362.1999999999998]
["IAM-7",-200,2362.1999999999998]
["IAM-8",11543,9060]
["IAM-9",-3251.2,11428]
["IAM-10",200,11428]
["IAM-11",9163.1,11428]
["IAM-12",-3251.2,213360]
["PSI-1",2362.3000000000002,44643.1,-1854.2]
["PSI-2",9219.6,31601.7,-1855.5]
["PSI-3",-2362.1999999999998,9219.6,-1849.6]
["PSI-4",-22382.7,2362.1999999999998,-1855.2]
["PSI-5",-22382.7,0,-1852.2]
["PSI-6",2362.1999999999998,2362.1999999999998,-1850.4]
["PSI-7",0,-22382.7,-1858]
["PSI-8",2362.1,-22382.7,-1855.5]
["PSI-9",2362.1999999999998,-2362.1999999999998,-1858]
["PSI-10",9219.6,-2362.1999999999998,-1856.5]
["PSI-11",31601.1,9219.6,-1855.7]
["PSI-12",44642.6,2362.1999999999998,-1853.4]
["LV1",-2132.9,11428]
["LV2",-2133.6,2362.1999999999998]
["LV3",-2131.6,38158.1]
["LV4"]
["LV5",-2133.6,-1930.7]
["LV6",11543,-1930.7]
["LV7",38155,-1930.7]
["LV8"]
["LV9",11543,11428]
["LV10",27340.1,11428]
["LV11",11543,27306.3]
["LV12",-2132.1999999999998,25171.9]
["LV13",-2131.9,31415.1]
["LV14",1375.2,-1930.7]
["LV15",31426.7,-1930.7]
["LV16",33967.1,-1930.7]
["LV17",200,38158.1]
["LV18",0,{"$f":"C44","v":38158.1}]
["LV19",-200,{"$f":"C45","v":38158.1}]
["LV20",-2133.6,-3830.7]
["LV21",-2133.6,-20122]
["LV22",-2133.6,-22692]
["LV23",-3831,-3050.7]
["LV24",-20122,-3050.7]
["LV25",-22692,-3050.7]
["LV26",-2133.6,-3050.7]
["LV27",-2133.6,-26000,null,null,"LV27-LV31 are for SRC alignment;"]
["LV28",-85.7,-26000,null,null,"coordinates are pending verfication"]
["LV29",655.6,-26000]
["LV30",327.3,-26000]
["LV31",610.4,-26000]
["LV32",38155,-200]

{"sheet":"TS1","index":4,"n_rows":27,"n_cols":7,"rows_kept":27,"cut":false,"hidden":false,"merged":[[1,1,1,2],[1,5,1,6]]}
["TEST STAND #1"]
[null,"Local",null,null,null,"RELATIVE TO TS#2"]
["designation","X (mm)","Y (mm)","Source","comments","X (mm)","Y (mm)"]
["TS1-1",-200,5133,"D1101596-V2","Test Stand 1 (TS1)",{"$f":"B4+18*12*25.4","v":5286.4},{"$f":"C4+16*12*25.4","v":10009.799999999999}]
["TS1-2",0,5133,"D1101596-V2","Test Stand 1 (TS1)",{"$f":"B5+18*12*25.4","v":5486.4},{"$f":"C5+16*12*25.4","v":10009.799999999999}]
["TS1-3",200,5133,"D1101596-V2","Test Stand 1 (TS1)",5686.4,10009.799999999999]
["TS1-4",-200,-7570,"D1101596-V2","Test Stand 1 (TS1)",5286.4,-2693.2000000000007]
["TS1-5",0,-7570,"D1101596-V2","Test Stand 1 (TS1)",5486.4,-2693.2000000000007]
["TS1-6",200,-7570,"D1101596-V2","Test Stand 1 (TS1)",5686.4,-2693.2000000000007]
["TS1-10",0,0,"D1101596-V2","Test Stand 1 (TS1)",5486.4,4876.7999999999993]
["TS1-11",-7289,200,"D1101596-V2","Test Stand 1 (TS1)",-1802.6000000000004,5076.7999999999993]
["TS1-12",-7289,0,"D1101596-V2","Test Stand 1 (TS1)",-1802.6000000000004,4876.7999999999993]
["TS1-13",-7289,-200,"D1101596-V2","Test Stand 1 (TS1)",-1802.6000000000004,4676.7999999999993]
["TS1-15",2872,200,"D1101596-V2","Test Stand 1 (TS1)",8358.4,5076.7999999999993]
["TS1-16",2872,0,"D1101596-V2","Test Stand 1 (TS1)",8358.4,4876.7999999999993]
["TS1-17",2872,-200,"D1101596-V2","Test Stand 1 (TS1)",8358.4,4676.7999999999993]
[]
[]
[]
[]
[]
[]
[]
[]
[]
["BS HR"]
["BS AR"]

{"sheet":"TS2","index":6,"n_rows":34,"n_cols":7,"rows_kept":34,"cut":false,"hidden":false,"merged":[[1,1,1,2],[1,5,1,6],[29,1,29,2],[29,5,29,6]]}
["TEST STAND #2"]
[null,"Local",null,null,null,"RELATIVE TO TS1"]
["designation","X (mm)","Y (mm)","Source","comments","X (mm)","Y (mm)"]
["TS2-1",-200,5133,"D1101596-V2","Test Stand 2 (TS2)",{"$f":"B4-18*12*25.4","v":-5686.4},{"$f":"C4-16*12*25.4","v":256.20000000000073}]
["TS2-2",0,5133,"D1101596-V2","Test Stand 2 (TS2)",{"$f":"B5-18*12*25.4","v":-5486.4},{"$f":"C5-16*12*25.4","v":256.20000000000073}]
["TS2-3",200,5133,"D1101596-V2","Test Stand 2 (TS2)",-5286.4,256.20000000000073]
["TS2-4",-200,-7570,"D1101596-V2","Test Stand 2 (TS2)",-5686.4,-12446.8]
["TS2-5",0,-7570,"D1101596-V2","Test Stand 2 (TS2)",-5486.4,-12446.8]
["TS2-6",200,-7570,"D1101596-V2","Test Stand 2 (TS2)",-5286.4,-12446.8]
["TS2-7",-200,2800,"D1101596-V2","Test Stand 2 (TS2)",-5686.4,-2076.7999999999993]
["TS2-8",3327.3,2800,"D1101596-V2","Test Stand 2 (TS2)",-2159.0999999999995,-2076.7999999999993]
["TS2-9",3327.3,-326.10000000000002,"D1101596-V2","Test Stand 2 (TS2)",-2159.0999999999995,-5202.8999999999996]
["TS2-10",0,0,"D1101596-V2","Test Stand 2 (TS2)",-5486.4,-4876.7999999999993]
["TS2-11",-2872,200,"D1101596-V2","Test Stand 2 (TS2)",-8358.4,-4676.7999999999993]
["TS2-12",-2872,0,"D1101596-V2","Test Stand 2 (TS2)",-8358.4,-4876.7999999999993]
["TS2-13",-2872,-200,"D1101596-V2","Test Stand 2 (TS2)",-8358.4,-5076.7999999999993]
["TS2-14",200,7570,"D1101596-V2","Test Stand 2 (TS2)",-5286.4,2693.2000000000007]
["TS2-15",7285,200,"D1101596-V2","Test Stand 2 (TS2)",1798.6000000000004,-4676.7999999999993]
["TS2-16",7285,0,"D1101596-V2","Test Stand 2 (TS2)",1798.6000000000004,-4876.7999999999993]
["TS2-17",7285,-200,"D1101596-V2","Test Stand 2 (TS2)",1798.6000000000004,-5076.7999999999993]
["TS2-18",-2872,-2475.73,null,"Test Stand 2 (TS2)",{"$f":"B21-18*12*25.4","v":-8358.4},{"$f":"C21-16*12*25.4","v":-7352.5299999999988}]
["TS2-19",0,6540.7,null,"Test Stand 2 (TS2)",-5486.4,1663.9000000000005]
["TS2-20",5594.48,6540.7,null,"Test Stand 2 (TS2)",108.07999999999993,1663.9000000000005]
["TS2-21",5594.48,5388.63,null,"Test Stand 2 (TS2)",108.07999999999993,511.83000000000084]
["TS2-22",0,5388.63,null,"Test Stand 2 (TS2)",-5486.4,511.83000000000084]
["TS2-23",-183.94,7570,null,"Test Stand 2 (TS2)",-5670.3399999999992,2693.2000000000007]
["TS2-24",-183.94,0,null,"Test Stand 2 (TS2)",-5670.3399999999992,-4876.7999999999993]
["TS2-25",{"$f":"B21","v":-2872},10000,null,"Test Stand 2 (TS2)",-8358.4,5123.2000000000007]
[]
[null,"TS#2 cartridge",null,null,null,"Global"]
[null,"X (mm)","Y (mm)","Source","comments","X (mm)","Y (mm)"]
["BS HR",{"$f":"G32","v":-183.9},{"$f":"-F32","v":202.6},"D0901920-v11","center BS HR face",-202.6,-183.9]
["BS AR",{"$f":"G33","v":-202.6},{"$f":"-F33","v":136.6},"D0901920-v11","chief X ray intersection with BS AR face",-136.6,-202.6]
["BS ARS",-249.8,184,"D0901920-v11","chief Y ray intersection with BS AR face",-184,-249.8]

{"sheet":"All LHO End-Y Monuments List","index":8,"n_rows":12,"n_cols":5,"rows_kept":12,"cut":false,"hidden":false,"merged":[]}
["designation","X","Y","Z","building"]
["BTVE-4",0,3988503.6,-1056.9000000000001]
["IAM-22",3048,3776167.2]
["IAM-23",3046.9,4002371.75]
["IAM-24",200,4002371.75]
["IAM-25",3047,4008682.6]
["IAM-26",0,4008682.6]
["IAM-27",-200,4008682.6]
["IAM-28",3046,3988503.6]
["IAM-29",3046.6,3999993.6]
["IAM-EY-B1",3046.3,3993825.6]
["IAM-EY-T1",-199.4,3993825.6]

{"sheet":"All LHO End-X Monuments List","index":10,"n_rows":11,"n_cols":5,"rows_kept":11,"cut":false,"hidden":false,"merged":[]}
["designation","X","Y","Z","building"]
["BTVE-8",3988497,0,-1056.9000000000001]
["IAM-16",314680.59999999998,3048]
["IAM-17",4002336.75,3048]
["IAM-18",4002336.75,200]
["IAM-EX-B1",3993719.5,3048]
["IAM-EX-T1",3993719.5,199.5]
["IAM-EX-T2",3993719.5,-200]
["IAM-EX-T3",4008784,3048]
["IAM-EX-T4",4008784]
["IAM-EX-T5",3988497,3048]

{"sheet":"LHO D970210-v2","index":11,"n_rows":28,"n_cols":5,"rows_kept":28,"cut":false,"hidden":false,"merged":[]}
["designation","X","Y","Z","building"]
["BTVE-1",0,46000,-1061.2]
["BTVE-4",0,3988503.6,-1056.9000000000001]
["BTVE-5",46000,0,-1061.2]
["IAM-1",2362.3000000000002,3251.2]
["IAM-2",11543,3251.2]
["IAM-3",213360,3251.2]
["IAM-4",2362.3000000000002,212.9]
["IAM-5",11543.1,-200]
["IAM-6",3251.2,2362.1999999999998]
["IAM-7",-200,2362.1999999999998]
["IAM-8",11543,9060]
["IAM-9",3251.2,11428]
["IAM-10",200,11428]
["IAM-11",9163.1,11428]
["IAM-12",3251.2,213360]
["PSI-1",2362.3000000000002,44643.1,-1854.2]
["PSI-2",9219.6,31601.7,-1855.5]
["PSI-3",-2362.1999999999998,9219.6,-1849.6]
["PSI-4",-22382.7,2362.1999999999998,-1855.2]
["PSI-5",-22382.7,0,-1852.2]
["PSI-6",2362.1999999999998,2362.1999999999998,-1850.4]
["PSI-7",0,-22382.7,-1858]
["PSI-8",2362.1,-22382.7,-1855.5]
["PSI-9",2362.1999999999998,-2362.1999999999998,-1858]
["PSI-10",9219.6,-2362.1999999999998,-1856.5]
["PSI-11",31601.1,9219.6,-1855.7]
["PSI-12",44642.6,2362.1999999999998,-1853.4]

{"sheet":"LVEA interior wall","index":12,"n_rows":39,"n_cols":7,"rows_kept":39,"cut":false,"hidden":false,"merged":[[33,1,33,2],[33,3,33,4],[5,1,5,4],[5,5,5,6],[6,1,6,2],[6,3,6,4],[6,5,6,6]]}
["LHO LVEA interior wall perimeter"]
["for LVEA interior dimensions and wall thickness see"]
["WA-A-501, Rev 1 D960273-01-O Corner Station, LVEA Floor Plan"]
["WA-A-502, Rev 1 D960274-01-O Corner Station, LVEA Partial Floor Plan, Sheet 1"]
[]
[null,"Relative to the Beam Tube Centerlines",null,null,null,"Relative to TS1 center"]
[null,"I-beam Centerline",null,"Face Of Wall (FOW)",null,"Face Of Wall (FOW)"]
["point","X (ft)","Y (ft)","X (mm)","Y (mm)","X (mm)","Y (mm)"]
["A",-15,-115,{"$f":"(B9*12+15*SIGN(B9))*25.4","v":-4953},{"$f":"(C9*12+15*SIGN(C9))*25.4","v":-35433},{"$f":"D9-[1]TS1!$B$13","v":-11679.5},{"$f":"E9-[1]TS1!$C$13","v":-42601.4}]
["B",-15,-15,{"$f":"(B10*12+15*SIGN(B10))*25.4","v":-4953},-4953,{"$f":"D10-[1]TS1!$B$13","v":-11679.5},{"$f":"E10-[1]TS1!$C$13","v":-12121.4}]
["C",-135,-15,-41529,-4953,{"$f":"D11-[1]TS1!$B$13","v":-48255.5},{"$f":"E11-[1]TS1!$C$13","v":-12121.4}]
["D",-135,25,-41529,8001,{"$f":"D12-[1]TS1!$B$13","v":-48255.5},{"$f":"E12-[1]TS1!$C$13","v":832.60000000000036}]
["E",-15,25,-4953,8001,{"$f":"D13-[1]TS1!$B$13","v":-11679.5},{"$f":"E13-[1]TS1!$C$13","v":832.60000000000036}]
["F",-15,165,-4953,50673,{"$f":"D14-[1]TS1!$B$13","v":-11679.5},{"$f":"E14-[1]TS1!$C$13","v":43504.6}]
["G",65,165,20193,50673,{"$f":"D15-[1]TS1!$B$13","v":13466.5},{"$f":"E15-[1]TS1!$C$13","v":43504.6}]
["H",65,65,20193,20193,{"$f":"D16-[1]TS1!$B$13","v":13466.5},{"$f":"E16-[1]TS1!$C$13","v":13024.6}]
["I",165,65,50673,20193,{"$f":"D17-[1]TS1!$B$13","v":43946.5},{"$f":"E17-[1]TS1!$C$13","v":13024.6}]
["J",165,-15,50673,-4953,{"$f":"D18-[1]TS1!$B$13","v":43946.5},{"$f":"E18-[1]TS1!$C$13","v":-12121.4}]
["K",65,-15,20193,-4953,{"$f":"D19-[1]TS1!$B$13","v":13466.5},{"$f":"E19-[1]TS1!$C$13","v":-12121.4}]
["L",65,-35,20193,-11049,{"$f":"D20-[1]TS1!$B$13","v":13466.5},{"$f":"E20-[1]TS1!$C$13","v":-18217.400000000001}]
["M",25,-35,8001,-11049,{"$f":"D21-[1]TS1!$B$13","v":1274.5},{"$f":"E21-[1]TS1!$C$13","v":-18217.400000000001}]
["N",25,-115,8001,-35433,{"$f":"D22-[1]TS1!$B$13","v":1274.5},{"$f":"E22-[1]TS1!$C$13","v":-42601.4}]
["A",{"$f":"B9","v":-15},{"$f":"C9","v":-115},{"$f":"D9","v":-4953},{"$f":"E9","v":-35433},{"$f":"D23-[1]TS1!$B$13","v":-11679.5},{"$f":"E23-[1]TS1!$C$13","v":-42601.4}]
[]
[]
["Beam Tube Centerlines = Global Axes"]
[]
["point","X (mm)","Y (mm)"]
["A",{"$f":"D11","v":-41529},0,"x-axis"]
["B",{"$f":"D17","v":50673},0,"x-axis"]
["A",0,{"$f":"E9","v":-35433},"y-axis"]
["B",0,{"$f":"E14","v":50673},"y-axis"]
["The LVEA Wall relative to TS# per D1100408-v1:"]
[null,"TS#1",null,"TS#2"]
["PT","X","Y","X","Y"]
["E",{"$f":"B37","v":-16306.8},{"$f":"C37-140*12*25.4","v":-35966.400000000001},{"$f":"D37","v":-10820.400000000001},{"$f":"E37-140*12*25.4","v":-31089.599999999999}]
["F",{"$f":"B38-80*12*25.4","v":-16306.8},{"$f":"C38","v":6705.5999999999995},{"$f":"D38-80*12*25.4","v":-10820.400000000001},{"$f":"E38","v":11582.4}]
["G",{"$f":"(8+18.5)*12*25.4","v":8077.2},{"$f":"(8+14)*12*25.4","v":6705.5999999999995},{"$f":"(8+2+16+18.5)*12*25.4","v":13563.599999999999},{"$f":"(8+16+14)*12*25.4","v":11582.4}]
["H",{"$f":"B38","v":8077.2},{"$f":"C38-100*12*25.4","v":-23774.400000000001},{"$f":"D38","v":13563.599999999999},{"$f":"E38-100*12*25.4","v":-18897.599999999999}]

{"sheet":"TS structure","index":13,"n_rows":43,"n_cols":8,"rows_kept":43,"cut":false,"hidden":false,"merged":[]}
["depiction of the planform of the test stand (around TS origin)"]
[null,null,null,null,"(TS2 from TS1 origin)",null,"(TS1 from TS2 origin)"]
["point","X","Y",null,"X","Y","X","Y"]
["A",{"$f":"-2082.8/2","v":-1041.4000000000001},{"$f":"2641.6/2","v":1320.8},"pad1",{"$f":"B4-18*12*25.5","v":-6549.4},{"$f":"C4-16*12*25.4","v":-3555.9999999999991},{"$f":"B4+18*12*25.4","v":4445},{"$f":"C4+16*12*25.4","v":6197.5999999999995}]
["B",{"$f":"B4+495.3","v":-546.10000000000014},{"$f":"C4","v":1320.8},null,{"$f":"B5-18*12*25.5","v":-6054.1},{"$f":"C5-16*12*25.4","v":-3555.9999999999991},{"$f":"B5+18*12*25.4","v":4940.2999999999993},{"$f":"C5+16*12*25.4","v":6197.5999999999995}]
["C",{"$f":"B5","v":-546.10000000000014},{"$f":"C5-495.3","v":825.5},null,-6054.1,-4051.2999999999993,4940.2999999999993,5702.2999999999993]
["D",{"$f":"B4","v":-1041.4000000000001},{"$f":"C6","v":825.5},null,-6549.4,-4051.2999999999993,4445,5702.2999999999993]
["A",{"$f":"B4","v":-1041.4000000000001},{"$f":"C4","v":1320.8},null,-6549.4,-3555.9999999999991,4445,6197.5999999999995]
["A",{"$f":"B4+2082.8-495.3","v":546.10000000000014},{"$f":"C4","v":1320.8},"pad2",-4961.8999999999996,-3555.9999999999991,6032.5,6197.5999999999995]
["B",{"$f":"B5+2082.8-495.3","v":1041.4000000000001},{"$f":"C5","v":1320.8},null,-4466.6000000000004,-3555.9999999999991,6527.7999999999993,6197.5999999999995]
["C",{"$f":"B6+2082.8-495.3","v":1041.4000000000001},{"$f":"C6","v":825.5},null,-4466.6000000000004,-4051.2999999999993,6527.7999999999993,5702.2999999999993]
["D",{"$f":"B7+2082.8-495.3","v":546.10000000000014},{"$f":"C7","v":825.5},null,-4961.8999999999996,-4051.2999999999993,6032.5,5702.2999999999993]
["A",{"$f":"B8+2082.8-495.3","v":546.10000000000014},{"$f":"C8","v":1320.8},null,-4961.8999999999996,-3555.9999999999991,6032.5,6197.5999999999995]
["A",{"$f":"B9","v":546.10000000000014},{"$f":"C4-2641.6+495.3","v":-825.5},"pad3",-4961.8999999999996,-5702.2999999999993,6032.5,4051.2999999999993]
["B",{"$f":"B10","v":1041.4000000000001},{"$f":"C5-2641.6+495.3","v":-825.5},null,-4466.6000000000004,-5702.2999999999993,6527.7999999999993,4051.2999999999993]
["C",{"$f":"B11","v":1041.4000000000001},{"$f":"C6-2641.6+495.3","v":-1320.8},null,-4466.6000000000004,-6197.5999999999995,6527.7999999999993,3555.9999999999991]
["D",{"$f":"B12","v":546.10000000000014},{"$f":"C7-2641.6+495.3","v":-1320.8},null,-4961.8999999999996,-6197.5999999999995,6032.5,3555.9999999999991]
["A",{"$f":"B13","v":546.10000000000014},{"$f":"C8-2641.6+495.3","v":-825.5},null,-4961.8999999999996,-5702.2999999999993,6032.5,4051.2999999999993]
["A",{"$f":"B4","v":-1041.4000000000001},{"$f":"C14","v":-825.5},"pad 4",-6549.4,-5702.2999999999993,4445,4051.2999999999993]
["B",{"$f":"B5","v":-546.10000000000014},{"$f":"C15","v":-825.5},null,-6054.1,-5702.2999999999993,4940.2999999999993,4051.2999999999993]
["C",{"$f":"B6","v":-546.10000000000014},{"$f":"C16","v":-1320.8},null,-6054.1,-6197.5999999999995,4940.2999999999993,3555.9999999999991]
["D",{"$f":"B7","v":-1041.4000000000001},{"$f":"C17","v":-1320.8},null,-6549.4,-6197.5999999999995,4445,3555.9999999999991]
["A",{"$f":"B8","v":-1041.4000000000001},{"$f":"C18","v":-825.5},null,-6549.4,-5702.2999999999993,4445,4051.2999999999993]
["A",{"$f":"-1981.2/2","v":-990.6},{"$f":"2438.4/2","v":1219.2},"left support tube",-6498.6,-3657.5999999999995,4495.7999999999993,6095.9999999999991]
["B",{"$f":"B24+304.8","v":-685.8},{"$f":"C24","v":1219.2},null,-6193.8,-3657.5999999999995,4800.5999999999995,6095.9999999999991]
["C",{"$f":"B25","v":-685.8},{"$f":"-2438.4/2","v":-1219.2},null,-6193.8,-6095.9999999999991,4800.5999999999995,3657.5999999999995]
["D",{"$f":"B24","v":-990.6},{"$f":"C26","v":-1219.2},null,-6498.6,-6095.9999999999991,4495.7999999999993,3657.5999999999995]
["A",{"$f":"B24","v":-990.6},{"$f":"C24","v":1219.2},null,-6498.6,-3657.5999999999995,4495.7999999999993,6095.9999999999991]
["A",{"$f":"B24+1981.2-304.8","v":685.8},{"$f":"C24","v":1219.2},"right support tube",-4822.2,-3657.5999999999995,6172.2,6095.9999999999991]
["B",{"$f":"B25+1981.2-304.8","v":990.60000000000014},{"$f":"C25","v":1219.2},null,-4517.3999999999996,-3657.5999999999995,6477,6095.9999999999991]
["C",{"$f":"B26+1981.2-304.8","v":990.60000000000014},{"$f":"C26","v":-1219.2},null,-4517.3999999999996,-6095.9999999999991,6477,3657.5999999999995]
["D",{"$f":"B27+1981.2-304.8","v":685.8},{"$f":"C27","v":-1219.2},null,-4822.2,-6095.9999999999991,6172.2,3657.5999999999995]
["A",{"$f":"B28+1981.2-304.8","v":685.8},{"$f":"C28","v":1219.2},null,-4822.2,-3657.5999999999995,6172.2,6095.9999999999991]
["A",{"$f":"B25","v":-685.8},{"$f":"C25","v":1219.2},"crossbeam 1",-6193.8,-3657.5999999999995,4800.5999999999995,6095.9999999999991]
["B",{"$f":"B29","v":685.8},{"$f":"C29","v":1219.2},null,-4822.2,-3657.5999999999995,6172.2,6095.9999999999991]
["C",{"$f":"B35","v":685.8},{"$f":"C35-304.8","v":914.40000000000009},null,-4822.2,-3962.3999999999992,6172.2,5791.1999999999989]
["D",{"$f":"B34","v":-685.8},{"$f":"C36","v":914.40000000000009},null,-6193.8,-3962.3999999999992,4800.5999999999995,5791.1999999999989]
["A",{"$f":"B34","v":-685.8},{"$f":"C34","v":1219.2},null,-6193.8,-3657.5999999999995,4800.5999999999995,6095.9999999999991]
["A",{"$f":"B34","v":-685.8},{"$f":"C34-2438.4+304.8","v":-914.40000000000009},"crossbeam 2",-6193.8,-5791.1999999999989,4800.5999999999995,3962.3999999999992]
["B",{"$f":"B35","v":685.8},{"$f":"C35-2438.4+304.8","v":-914.40000000000009},null,-4822.2,-5791.1999999999989,6172.2,3962.3999999999992]
["C",{"$f":"B36","v":685.8},{"$f":"C36-2438.4+304.8","v":-1219.2},null,-4822.2,-6095.9999999999991,6172.2,3657.5999999999995]
["D",{"$f":"B37","v":-685.8},{"$f":"C37-2438.4+304.8","v":-1219.2},null,-6193.8,-6095.9999999999991,4800.5999999999995,3657.5999999999995]
["A",{"$f":"B38","v":-685.8},{"$f":"C38-2438.4+304.8","v":-914.40000000000009},null,-6193.8,-5791.1999999999989,4800.5999999999995,3962.3999999999992]