RCC21 Subframe Analysis
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Project Spreadsheets to BS 8110 REINFORCED CONCRETE COUNCIL Client Advisory Group Made by Date Page Location Level 2, Beam on line 6 from B to E RMW 01-Aug-2015 35
SUBFRAME ANALYSIS to BS8110:1997 Checked Revision Job NoOriginated from RCC21.xls on CD 1999 BCA for RCC chg R68
LOCATION Supports from grid B to grid E
SPANSL (m) H (mm) bw (mm) hf (mm) Type bf (mm) LOADING PATTERN
SPAN 1 7.000 600 375 150 T 1355 min maxSPAN 2 12.000 600 375 150 T 2055 DEAD 1 1.4SPAN 3 12.000 600 375 150 T 2055 IMPOSED 0 1.6SPAN 4 6.000 600 375 150 T 1215SPAN 5 0SPAN 6 0
SUPPORTSABOVE (m) H (mm) B (mm) End Cond BELOW (m) H (mm) B (mm) End Cond
Support 1 2.95 400 300 F 3.10 400 300 PSupport 2 3.00 400 300 P 3.10 300 300 PSupport 3 0.00 3.10 400 300 PSupport 4 KSupport 5 4.00 400 300 P 3.10 300 300 PSupport 6Support 7
LOADING UDLs (kN/m) PLs (kN) Position (m)Dead Imposed Position Loaded Dead Imposed Position Loaded
Span 1 Load Load from left Length Span 4 Load Load from left LengthUDL 32.20 12.50 ~~~~~ ~~~~~ UDL 17.50 5.60 ~~~~~ ~~~~~PL 1 ~~~~~ PL 1 24 6 2.000 ~~~~~PL 2 ~~~~~ PL 2 5 18 4.500 ~~~~~
Part UDL Part UDLSpan 2 Span 5
UDL 32.20 12.50 ~~~~~ ~~~~~ UDL ~~~~~ ~~~~~PL 1 ~~~~~ PL 1 ~~~~~PL 2 25 25 5.000 ~~~~~ PL 2 ~~~~~
Part UDL Part UDLSpan 3 Span 6
UDL 24.42 8.65 ~~~~~ ~~~~~ UDL ~~~~~ ~~~~~PL 1 ~~~~~ PL 1 ~~~~~PL 2 ~~~~~ PL 2 ~~~~~
Part UDL 7.5 4.5 1.500 2.400 Part UDL
LOADING DIAGRAM
B E
REACTIONS (kN)SUPPORT 1 2 3 4 5
ALL SPANS LOADED 153.5 724.8 778.3 478.4 75.0ODD SPANS LOADED 177.7 465.9 568.4 415.9 -8.2
EVEN SPANS LOADED 27.2 621.0 636.4 271.0 116.7Characteristic Dead 72.8 354.6 386.7 237.2 30.5
Characteristic Imposed 47.4 142.7 148.1 91.4 46.2
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