CS 19 ft Ridge Beam Calc(1) revised 1-13-17CS Beam 2016.11.0.10
kmBeamEngine 2016.9.0.3
Materials Database 1557
Muller
193 Nonotuck St.
Florence Ma.
1-12-17
3:43pm
1 of 1
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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.
Member Data
Description:Member Type: Girder Application: Roof
Top Lateral Bracing: Continuous Slope: 0.00 / 12
Bottom Lateral Bracing: Continuous
Standard Load: Moisture Condition: Dry Building Code: SBC
Snow Load: 40 PLF Deflection Criteria: L/240 live, L/180 total
Dead Load: 15 PLF Deck Connection: Nailed Member Weight: 14.2 PLF
Filename: 19 ft RidgeB
Other Loads
Type
(Description) Side Begin End
Trib.
Width
Other
Start End
Dead
Start End Category
Replacement Uniform (PSF) Top 0' 0.00" 19' 0.00" 6' 10.00" 40 15 Snow
1 2
19 0 0
19 0 0
Bearings and Reactions
Input Min Gravity Gravity
Location Type Material Length Required Reaction Uplift
1 0' 0.000" Wall SPF #3/Stud 2x or 4x End-Grain (650psi) 3.500" 1.591" 3620# --
2 19' 0.000" Wall SPF #3/Stud 2x or 4x End-Grain (650psi) 3.500" 1.591" 3620# --
Maximum Load Case Reactions
Used for applying point loads (or line loads) to carrying members
Snow Dead
1 2537# 1083#
2 2537# 1083#
Design spans
18' 6.750"
Product: 1-3/4x14 VERSA-LAM 2.0 3100 SP 2 ply PASSES DESIGN CHECKS
Connect members with 3 rows of 16d common nails at 12.0" oc
Design assumes continuous lateral bracing along the top chord.
Design assumes continuous lateral bracing along the bottom chord.
Allowable Stress Design
Actual Allowable Capacity Location Loading
Positive Moment 16799.'# 33390.'# 50% 9.5' Total Load D+S
Shear 3165.# 10706.# 29% 17.85' Total Load D+S
Max. Reaction 3620.# 7962.# 45% 0' Total Load D+S
TL Deflection 0.6509" 1.2375" L/342 9.5' Total Load D+S
LL Deflection 0.4562" 0.9281" L/488 9.5' Total Load S
Control: TL Deflection
DOLs: Live=100% Snow=115% Roof=125% Wind=160%