HomeMy WebLinkAbout48 Berry Ave - DetailsSTRUCTURAL LUMBER SPECIFICATIONS
1. ALL STRUCTURAL LUMBER WORK SHALL CONFORM TO THE LATEST
EDITION OF THE BUILDING. CODE
2. MICROLLAM LVL STRUCTURAL BEAMS INDICATED ON THE'PLANS
SHALL HAVE A MINIMUM FIBER STRESS FOR BENDING OF 2600 PSI,
AND MODULUS OF ELASTICITY OF 11900,000. PSI. LUMBER
MATERIALS PER ILEVEL WEYRHEAUSER MANUFACTURER AND SHALL
NOT BE SUBSTITUTED WITHOUT THE "APPROAVAL OF THE .ENGINEER.
3.ALL OTHER STRUCTURAL LUMBER, STUDS, SILL PLATES,.,AND CAP
PLATES, SHALL BE SELECT STRUCTURAL DENSE #1 CONSTRUCTION
GRADE DOUGLAS FIR AND LARCH WITH ''MINIMUM FIBER STRESS FOR
BENDING OF 2,500 PSI AND MODULUS OF ELASTICITY OF; 1,900,000
PSI. LUMBER MATERIAL SHALL NOT BE SUBSTITUTED WITHOUT THE
APPROAVAL OF THE ENGINEER.
4.2— 1/" ASTM A325 DIAMETR BOLTS AT 24" O.C. STAGERRING
INSERTION BY 6" OFFSET VERTICALLY ON THE SIDE OF THE BEAM.
CONTRACTOR SHALL FOLLOW MANUFACTURER'S INSTRUCTION IF NOT
NOTED ON THE DRAWINGS.
5. ALL ROUGH CARPENTRY INSTALLATIONSHALL BE EXCEUTED IN
STRICT CONFORMANCE WITH THE 8TH EDITION OF THE MBC FOR
RESIDENTIAL CONSTRUCTION OF ONE OR MULTIFAMILY DWELLINGS.
6. TIMBER SHALL BE HANDLED AND COVERED TO PREVENT DAMAGE
AND MOISTURE ABSORPTION FROM RAIN OR SNOW AND ANY OTHER
ADVERSE WEATHER CONDITIONS.
7.REFER TO MBC 1&2 FASTENER SCHEDULE FOR STRUCTURAL
MEMBERS TABLE 5602.3 FOR CONNECTION FASTENING NOT
IDENTIFIED ON THE DRAWINGS.
8.ALL STUDS AT BEARING WALLS SHALL BE INSTALLED CONTINUOUS.
TO BE VERIFIED BY CONTRACTOR.
9.ALL LUMBER HAVING DIRECT CONTACT WITH CONCRETE OR
MASONRY OR DOES NOT HAVE ADEQUATE COVERING FROM
WEATHER, SHALL BE WROUGHT IRON.
10.AT ALL WOOD POSTS LANDING ON FLOOR DECK, PROVIDE SOLID
VERTICAL WOOD BLOCKING WITHIN SANDWITCH TO LINK UPPPER
POST WITH LOWER POST. BLOCKING SHALL MATCH THE SIZE OF THE
UPPER POST AND SHALL BE NAILED AND FASTENED TIGHTLY TO
PROVIDE ADEQUATE CONTINUITY OF POST.
11.INSTALLATION OF PRE—FABRICATED TIMBER BEAMS SHALL
STRICKTLY FOLLOW ILEVEL WEYRHEAUSER MANUFACTURER'S DETAILS
SPECIFICATIONS FOR THE CONDITIONS SHOWN ON THE DRAWINGS.
12.NO BEAMS SHALL BE NOTCHED OR DRILLED WITH LARGE DIMATER
HOLES OTHER THAN THE ONES RECOMMENDED FOR THE 1/'1
DIMATETER BOLTS WITHOUT THE ENGINEER'S APPROVAL.
13.NO SPLICIES IN TIMBER BEAMS ARE ALLOWED UNLESS THEY
OCCUR OVER BEARING POINTS. BEAMS SHALL BE SECURED TO
POSTS AS RECOMMEDED BY THE MANUFACTURER.
14.ALL STRUCTURAL BEAM FRAMING SHALL HAVE A MINIMUN
BEARING LENGHT OF 7" AT EACH END UNLESS OTHERWISE NOTED.
15. CONTRCTOR SHALL CONFIRM THAT THE ALLOWABLE BEARING
PRESSURE IS A MINIMUM OF 1.5 TSF. SHOULD THE ACTUAL
BEARING PRESSURE BE LESS THAN WHAT IS ASSUMED, THE
ENGINEER SHALL BE NOTIFIED AT 617-642-7185
PLYWDOD
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Mark Revision Date
Issue Date
Stamp
t. 3,D,7z )4
DETAILS
Scale
1/4" = 1'-0"
Sheet 3 Of 4
3
Drawn By: LC Project Number:
Checked By: Z.E. 0 1 8 14