CS Lower roof i joist CalcsCS Structure™ 2016.11 [Build 16]
kmBeamEngine 2016.9.0.3
Materials Database 1557
HomsteadNeilXata - Level 10 10-17-17
4:06pm
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All product names are trademarks of their respective owners
Copyright (C) 2016 by Simpson Strong-Tie Company Inc. ALL RIGHTS RESERVED.**Passing is defined as when the member, floor joist, beam or girder, shown on this drawing meets applicable design criteria for Loads, Loading Conditions, and Spans listed on this sheet. The
design must be reviewed by a qualified designer or design professional as required for approval. This design assumes product installation according to the manufacturer`s specifications.
Doug Hodgins
rk Miles Inc.
21 West St.
West Hatfield Ma.
Member Data
Description: CalcA2 Member Type: Joist Application: Roof
Comments:Top Lateral Bracing: Continuous Slope: 2.00 / 12
Bottom Lateral Bracing: Continuous
Standard Load: Moisture Condition: Dry Building Code: IBC/IRC
Snow Load: 35 PSF Deflection Criteria: L/240 live, L/180 total
Dead Load: 10 PSF Deck Connection: Nailed
Filename: C:\KMW\JOBS\
Other Loads
Type
(Description) Side Begin End
Other
Start End
Dead
Start End Category
Point (PLF) Top 16' 7.38" 105 30 Snow
1 2
17 0 0
17 0 0 2 10 1Bearings and Reactions
Input Min Gravity Gravity
Location Type Material Length Required Reaction Uplift
1 0' 0.000" Half-Wall SPF Plate (425psi) N/A 1.500" 733# --
2 17' 0.000" Wall SPF Plate (425psi) N/A 1.500" 1003# --
Maximum Load Case Reactions
Used for applying point loads (or line loads) to carrying members
Snow Dead
1 568#(284plf) 165#(82plf)
2 778#(389plf) 225#(112plf)
Design spans
16' 5.438"
Product: 11-7/8" AJS 25 24.0" O.C.PASSES DESIGN CHECKS
NOTE: Pass-thru framing is required at point loads over bearings.
Design assumes continuous lateral bracing along the top chord.
Design assumes continuous lateral bracing along the bottom chord.
Lateral support is required at each bearing.
Allowable Stress Design
Actual Allowable Capacity Location Loading
Positive Moment 2972.'# 8004.'# 37% 8.5' Total Load D+S
Shear 723.# 1713.# 42% 0' Total Load D+S
End Reaction 733.# 1397.# 52% 0' Total Load D+S
TL Deflection 0.3090" 1.0969" L/638 8.5' Total Load D+S
LL Deflection 0.2396" 0.8227" L/824 8.5' Total Load S
Control: Max End React.
DOLs: Live=100% Snow=115% Roof=125% Wind=160%
Point loads over bearings are NOT included in the Design calculations, but ARE included in the Reaction table