CSBack porch Beam CalcCS Structure™ 2018.9 [Build 16]
kmBeamEngine 2018.9.0.1
Materials Database 1572
Keiter54EmersonWay - Level 8 1-27-21
3:51pm
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Copyright (C) 2018 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: CalcB13 Member Type: Beam Application: Roof
Comments: Back prorch header Top Lateral Bracing: Continuous Slope: 0.00 / 12
Bottom Lateral Bracing: Continuous
Standard Load: Moisture Condition: Dry Building Code: IBC/IRC
Live Load: 0 PLF Deflection Criteria: L/360 live, L/240 total
Dead Load: 0 PLF Deck Connection: Nailed Member Weight: 12.0 PLF
Filename: C:\KMW\JOBS\
Other Loads
Type
(Description) Side Begin End
Trib.
Width
Other
Start End
Dead
Start End Category
Replacement Uniform (PLF) Top 0' 0.00" 17' 8.75" 77 23 Snow
Point (LBS) Top 0' 4.63" 2 260 Live
Point (LBS) Top 0' 4.63" 799 0 Snow
Point (LBS) Top 17' 4.13" 70 20 Snow
1 2
17 8 12
17 8 12
Bearings and Reactions
Input Min Gravity Gravity
Location Type Material Length Required Reaction Uplift
1 0' 0.000" Wall N/A N/A 1.500" 2006# --
2 17' 8.750" Wall N/A N/A 1.500" 1037# --
Maximum Load Case Reactions
Used for applying point loads (or line loads) to carrying members
Live Snow Dead
1 2# 1448# 558#
2 0# 719# 318#
Design spans
16' 11.500"
Product: 1-3/4x11-7/8 VERSA-LAM 2.0 3100 SP 2 ply PASSES DESIGN CHECKS
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 4015.'# 24466.'# 16% 8.86' Total Load D+S
Shear 837.# 9081.# 9% 0.4' Total Load D+S
TL Deflection 0.2128" 0.8479" L/956 8.86' Total Load D+S
LL Deflection 0.1458" 0.5653" L/999+ 8.86' Total Load S
Control: LL Deflection
DOLs: Live=100% Snow=115% Roof=125% Wind=160%
Manufacturer's installation guide MUST be consulted for multi-ply connection details and alternatives