HomeMy WebLinkAboutTRUSS DRAWINGS CLASSROOMS 3 - 23-00332 - Madison Jr High - AdditionMiTeke
MiTek, Inc.
400 Sunrise Ave., Suite 270
Roseville, CA 95661
916.755.3571
Re: 232248-B
Madison Jr. High Classrooms
The truss drawing(s) referenced below have been prepared by MiTek USA, Inc. under my direct supervision
based on the parameters provided by Sunpro Corporation (Lindon, UT).
Pages or sheets covered by this seal: R78596812 thru R78596812
My license renewal date for the state of Utah is March 31, 2025.
Lumber design values are in accordance with ANSI/TPI 1 section 6.3
These truss designs rely on lumber values established by others.
MHERNANDEZ
�pFESS/-CO2
M
m
d-:J
September 26,2023
Hernandez, Marcos
IMPORTANT NOTE: The seal on these truss component designs is a certification
that the engineer named is licensed in the jurisdiction(s) identified and that the
designs comply with ANSI/TPI 1. These designs are based upon parameters
shown (e.g., loads, supports, dimensions, shapes and design codes), which were
given to MiTek or TRENCO. Any project specific information included is for MiTek's or
TRENCO's customers file reference purpose only, and was not taken into account in the
preparation of these designs. MiTek or TRENCO has not independently verified the
applicability of the design parameters or the designs for any particular building. Before use,
the building designer should verify applicability of design parameters and properly
incorporate these designs into the overall building design per ANSI/TPI 1, Chapter 2.
Job
Truss
Truss Type
Qty
Ply
Madison Jr. High Classrooms
R78596812
232248-B
A8-r
Flat
5
1
Job Reference (optional)
Sunpro Corporation, Lindon, UT - 84042,
00
00
LO N ry
O O
O O ry
L6 C) CD
A N
Run: 8.63 E Jan 26 2023 Print: 8.630 E Jan 26 2023 MiTek Industries, Inc. Tue Sep 26 15:46:43 Page: 1
ID:6ynvsyEkCozRh6pgyFOGROyyndd-K_LxIMV9UuLFWd9x_jAyecUB4Qt13Vlu6BXbK8yZhMi
0-7-4
0-5-8 6-11-1 i 13-8-2 i 20-1-12 26-10-13 33-6-2 33-11-10
0-5-8 6-3-13 6-9-1 6-5-9 6-9-1 6-7-5
0-1-12 7-6-0
13
n 05SI,
12 11 10 9 8 7
4x8 =
3x4= 5x6= 3x8= M18AHS 6x12 = 3x4=
6x8 =
0-5-8 6-11-1 13-6-6 20-0-0 26-9-1 33-6-2 33-11-10
0-5-8 6-5-9 6-7-5 6-5-9 6-9-1 6-9-1 0-5-8
REPAIR: EXTEND TRUSS, AS SHOWN.
LUMBER AND CONNECTOR PLATES (SHOWN DASHED) TO BE
CUT CLEANLY AND ACCURATELY AND THE REMAINING PLATE(S)
MUST BE FULLY EMBEDDED AND UNDISTURBED.
INSTALL 2 X 6 DF NO.2 CUT TO FIT TIGHT.
+ + ATTACH 3/4" PLYWOOD OR OSB GUSSET (23/32" RATED SHEATHING 48/24 EXP 1)
++ TO EACH FACE OF TRUSS WITH (0.131" X 2.5" MIN.) NAILS PER THE FOLLOWING NAIL SCHEDULE:
2 X TS - 2 ROWS, 2 X 4'S - 3 ROWS, 2 X 6'S AND LARGER - 4 ROWS: SPACED @ 4" O.C.
++ NAILS TO BE DRIVEN FROM BOTH FACES. STAGGER SPACING FROM FRONT TO BACK FACE
FORA NET 2" O.C. SPACING IN EACH COVERED TRUSS MEMBER. USE 2" MEMBER END DISTANCE.
PLYWOOD MAY BE APPLIED OVER TRUSS HANGER. MAXIMUM GAP
BETWEEN TRUSS AND HANGER NOT TO EXCEED 1/16" ON EACH SIDE.
Scale = 1:63.6
Plate Offsets (X, Y): [1:0-6-8,0-2-0], [3:0-4-0,0-3-4], [5:0-4-0,0-3-4], [6:0-3-0,Edge], [9:0-6-0,0-3-4], [10:0-3-8,0-1-8], [11:0-3-0,0-3-4]
Loading
(psf)
Spacing 2-0-0
CSI
DEFL in (loc)
I/deft L/d
PLATES GRIP
TCLL
40.0
Plate Grip DOL 1.15
TC 0.85
Vert(LL) -0.62 9-10
>638 240
MT20 220/195
(Roof Snow =
40.0)
Lumber DOL 1.15
BC 0.83
Vert(CT) -0.94 9-10
>419 180
M18AHS 169/162
TCDL
12.0
Rep Stress Incr YES
WB 0.98
Horz(CT) 0.23 7
n/a n/a
BCLL
0.0*
Code IRC2018/TP12014
Matrix -AS
BCDL
8.0
Weight: 170 lb FT = 20%
LUMBER
1) Wind: ASCE 7-16; Vult=115mph (3-second gust)
TOP CHORD
2x4 DF 180OF 1.6E *Except* 5-6:2x4 DF
Vasd=91 mph; TCDL=6.Opsf; BCDL=3.Opsf; h=20ft;
No.2
Ke=0.90; Cat. III; Exp C; Enclosed; MWFRS (envelope)
BOT CHORD
2x4 DF 180OF 1.6E *Except* 12-11:2x4 DF
exterior zone and C-C Corner (3) 0-2-12 to 4-2-12,
No.2
Exterior (2) 4-2-12 to 29-4-6, Corner (3) 29-4-6 to 33-4-6
WEBS
2x4 DF Stud *Except* 6-7,7-5:2x4 DF No.2,
zone; cantilever left and right exposed ; end vertical left
13-14,6-7:2x6 DF No.2
and right exposed;C-C for members and forces &
BRACING
MWFRS for reactions shown; Lumber DOL=1.33 plate
TOP CHORD
2-0-0 oc purlins (2-2-0 max.): 1-6, 1-13,
grip DOL=1.33
except end verticals.
2) TCLL: ASCE 7-16; Pf=40.0 psf (Lum DOL=1.15 Plate
BOT CHORD
Rigid ceiling directly applied.
DOL=1.15); Is=1.1; Rough Cat C; Fully Exp.; Ce=0.9;
WEBS
1 Row at midpt 5-7, 4-8
Cs=1.00; Ct=1.00
WEBS
2 Rows at 1/3 pts 2-12
3) Provide adequate drainage to prevent water ponding.
REACTIONS
(lb/size) 7=1965/ Mechanical, 12=2005/
4) All plates are MT20 plates unless otherwise indicated.
Mechanical
5) All additional member connections shall be provided by
Max Horiz 12=184 (LC 11)
others for forces as indicated.
Max Uplift 7=-292 (LC 9), 12=-306 (LC 8)
6) This truss has been designed for a 10.0 psf bottom
chord live load nonconcurrent with any other live loads.
FORCES
(Ib) - Max. Comp./Max. Ten. - All forces 250
7) * This truss has been designed for a live load of 20.Opsf
(lb) or less except when shown.
on the bottom chord in all areas where a rectangle
TOP CHORD
2-3=-5790/1450, 3-4=-5855/1427,
3-06-00 tall by 2-00-00 wide will fit between the bottom
4-5=-3958/945, 6-7=-322/110,
chord and any other members.
12-14=-337/121, 1-14=-312/124
8) Refer to girder(s) for truss to truss connections.
Q SS/
BOT CHORD
11-12=-1081/3851, 10-11=-1081/3851,
9-10=-1504/5827, 8-9=-1472/5850,
9) Provide mechanical connection (by others) of truss to
Q�
q�
bearing plate capable of withstanding 306 lb uplift at
,
7-8=-980/3908
joint 12 and 292 lb uplift at joint 7.
44)
WEBS
5-7=-4128/1012, 2-10=-541/2096,
10) This truss is designed in accordance with the 2018
/-- No. 8 047
3-10=-691/244, 4-8=-2045/522,
International Residential Code sections R502.11.1 and
� Z
5-8=-174/961, 2-12=-4086/1013
R802.10.2 and referenced standard ANSI/TPI 1.
C7 MARCOS A. m
NOTES
11) This truss design requires that a minimum of 7/16"
cc HERNANDEZ �
structural wood sheathing be applied directly to the top
chord and 1/2" gypsum sheetrock be applied directly to
the bottom chord.
12) Graphical does depict the
P�
STgTE
purlin representation not size
OF \3
or the orientation of the purlin along the top and/or
bottom chord.
September 26,2023
LOAD CASES Standard
WARNING - Verify design parameters and READ NOTES ON THIS AND INCLUDED MITEK REFERENCE PAGE MII-7473 rev. 1/2/2023 BEFORE USE. Design valid for use only with MiTek® connectors. This design is based only upon parameters shown, and is for an individual building component, not MiTeko
a truss system. Before use, the building designer must verify the applicability of design parameters and properly incorporate this design into the overall
building design. Bracing indicated is to prevent buckling of individual truss web and/or chord members only. Additional temporary and permanent bracing
is always required for stability and to prevent collapse with possible personal injury and property damage. For general guidance regarding the 400 Sunrise Ave., Suite 270
fabrication, storage, delivery, erection and bracing of trusses and truss systems, see ANSI/TPI1 quality Criteria and DSB-22 available from Truss Plate Institute (www.tpinst.org) Roseville, CA 95661
and BCSI Building Component Safety Information available from the Structural Building Component Association (www.sbcscomponents.com) 916.755.3571 / MiTek-US.com
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