HomeMy WebLinkAbout33 Lake Road Framing DetailsSTRUCTURAL NOTES
1. All construction is to conform to the Massachusetts
12'-0 State Building Cade and all applicable product and design
standards. Absence of specific items from these
drawings does not infer that any party is relieved;trom
5"12"0 SONO TUBE wj 2X8ROOF RAFTER
S O - - : the statutory code requirements.
.
5' 24" BIG FOOT FTG. 0 16" O.C. 2. All materials and methods of construction shall
- � (TYP, 0 ALL .CORNER) SECURE CEILING TIE TO ROOF conform to the approved rules and standards. for
SIMPSON H2.5 RAFTER w/ (4) 10d NAILS materials, tests, and requirements of accepted
- - 0 16" O.C. _; engineering practice-aslisted In Appendix A of the
ATO- .�' Massachusetts State Building Code.
2X8 CEILING TIE 0 16" O.C. Q_
SECURE SHEATHING TO TOP :; 3. The Contractor shall verify all dimensions and 7�
I PLATE w/ 8d NAILS 0 8" O.C. conditions in the field prior to commencing work. Any+
-- discrepancy between what is shown on the drawing .and -
actual field conditions shat] be reported back to the
0:0 engineer engineer beforeproceeding with any work. -
o® "' - 4. Design Vertical Live Loods.
p — o „ Attic Floor Load — 29 psf - -
_ x® Floor Load (Sleeping Rooms) — 30 psf
N ro a~ ° 2X4 EXTERIOR First Floor Load (Not Sleeping Rooms) — 40 psf
I 1_; N Snow Load — 25 psf
in STUDS 0 16" O.C. -
'�A9
uw� SECURE CONT. BAND OF SHEATHING TO TOP (TYP.) 5. Design Lateral Loads:
0 BOTTOM PLATES w/ 8d NAILS 0 8" O.C.- — Wind Load:
9s• Zone — 3: Exposure C
n PLYWOOD DECK Reference Wind Pressure — 21 psf
" 2X70 0 16"
PLYWOOD SHEATHING SECURE TO O.C.UNDATIONS
.
EXTERIOR STUDS w/ 8d NAILS 0 6" O.C. 1. Assume maximum safe soil bearing pressure — 3,000
'r N AND TO GIRT SM. w/ (3) ROWS
I i psf.
• 10d GALV. NAILS 0 8" O.C. -
2. All footings are to be placed on natural undisturbed O
10"o SONO TUBE w/ material or compacted granular fill. Subsoil bearing Ur tS N '
1'-10" 1 strata sholl be free from all vegetation, loom and $
24"0 BIG FOOT FTG (3) P.T. 2X12 GIRT SM. w/ (2) ROWS 2"0 CONT. P.T. 2X TOP PLATE organic material. ? - U
(TYP. U.N.O.) GALV. THRU BOLTS 0 18" O.C. COUNTERSUNK. -W 3� LLJ
V
(BOTTOM BOLT NOT SHOWN FOR CLARITY) •' PLYWOOD DECK 3. Bottom of footings shall be no less than 4'-0" below m
- - -finish grade. Z = a un
P.T. 2X4 CONT. LEDGER SECURE CONCRETE �N D
SECURE P.T. GIRT BM. TO CALV, ANGLE TO GIRT. BM. w/ (2) ROWS 16d 1. Concrete mixture, form—work, deliver and placement LLd m�
� w/ (2)�"0 GALV. THRU BOLTS GALV. NAILS 0 8" O.C. y p zviQ
shall conform to all requirements of. ACI 301 (latest :. a v
EXIST. STRUCTURE P.T. 2X10 0 16" O.C. edition), unless otherwise noted. J <Z0
_ Q
'0 - 2. Concrete materials shall be: Type 1 or 2 Portland F" mo
_ 1/ r -L6 X 3�" X X 3" GALV. ` ' cement, sand and gravel aggregates. All concrete shall
be air—entrained. Concrete compressive strength, (fc) in Q
28 days, shall be in accordance with ACI 318 (latest 0
edition)as follows:
10"0 SONO TUBE w/ 1 yf^� ti
24" 81G FOOT FTG. "� I 4" R.B. INSUL. All concrete work — 4,000 psi
z
( TYP. V.N.O.) 7" MINTYP. 1" P.T.PLYWOOD. SECURE. 3All mixing,. transporting, placing and curing of 4 ;
FIN GRADE II 3" LAIN 2.
4
TO FLOOR JOISTS w/ 8d concrete shall be done in accordance with the
GALV. NAILS 0 12" O.C. recommendations of the American Concrete Institute.
P.T. 2X10 0 T
16" O.C.+5"
3" SECURE SONO TUBE TO GALV.
ANGLE w/(1)�"O X 10" A307 - FRAMING LUMBER Z
GALV. A.B. 1. All framing lumber sholl conform to the latest edition O UJ
of the NFPA "National Design Specification for Wood (� O
0 10"0 SONO TUBE Construction", and supplement "Design Values for Wood LLJz(12"0 ®ALL CORNERS) Construction, latest edition. Maximum moisture content< sholl be 197.
2. All exposed wood members used for structural12"0 SONO TUBE wj framing, decking, stairs, rails, bracing, etc. shall bepressure treated with CCA preservative, or approvedJw1'-5"'-24". BIG FOOT FTG. - equal, to minimum detention of 0.6 -PCF in accordance
(TYP. 0 ALL CORNER) with AWPA C3.
12'-3 8 _Q• 3. The framing lumber shall be of the following minimum
2'-0"0 grade and specie for the specified use. All lumber sholl 0
BIG FOOT FTGJ be grade stamped by a recognized grading agency and LLJ
shat] be surface dry.. Z -J
DIMENSIONAL LUMBER
PROPOSED ADDITION PLAN TYP. FRAMING SECTIONM ? Ila Exposed Members
—floor joists & beams : y2 Southern Yellow Pine Fb
SCALE:" = 1'-0" SCALE:" = 1'-0" = 975 psi. E = 1.44E6 psi
LL
For Non—exposed Members
'
—floor joists & beams y2 Spruce Pine Fir Fb
= psi. E - 1.4E6 psi ��}H or -
875
oe� OHN A. �y "
- —studs #2 150 p i, E Fir 6 ,.
{3} P.T. 2X12 GIRT BM, w/ = 1150 psi, E 1.4E6 psi
(2) ROWS �"O GALV. THRU 1/4 33776
BOLTS 0 18" O.C. CNTRSNK; P.T. FLOOR FRAMING 34' TYP. 4. Details of wood froming such as nailing, blocking, Q
NOT SHOWN FOR CLARITY " - bridging, firestopping, etc. shall conform to the latest Po 4FEo 0`"
x' GISTEa ?
1/4 1 7" edition of the National Design Specification, and the Fgs�OwAt-E�cx ' (,
TYP.. 4 I�HOLE Timber Construction Manual. - y
0
FABRICATED SE SDE GALV. PLATE 5. All rafters and joists shall align directly with studs SCALE AS NOTED
12 0 SONO TUBE ON HOLD DOWN SEE DETAIL {3} REQ ,, below; where required install additional studs. Use double
' fb"0 HOLES a studs at ends of walls and ends of wall openings. Mh 12-6 02
24" BIG FOOT FTG. .-�
SECURE SONO TUBE TO GALV. HOLD to
DOWN w +aa TYP, U.N.O. - .:
/ (1)�"0 X 10' GALV. A, B. �- b. Use double trimmers and headers of elf flop apapenings DRANK BY
(2) 0 GALV. THRU BOLTS 0 HOLE AFTER where beams are not designated. ` EJL
11"0 HOLE 7. Lop all plates at corners �dt�15n�rsectio� f CHECKED Bf
�" �" ATE TYP. GALV. -..
E FABRICATION" PLATE TYP, partitions. -
1" MIN. t 1 - �� 20 2 ORAN7HC 15829STRLICT
TYR' S. Unless otherwise noted, pro i h�oFfer ver all:
(2) ' 0 GALV. THRU BOLTS (3) P.T. 2X12 GIRT BM. w/ (2) ROWS 0
openings as follows: `
GALV. THRU BOLTS 0 18" O.C. COUNTERSUNK. _ - _ 31, _(2) 200. w/ ptywoo infill -
9, Unless otherwise noted, of th �ynds of all beams,
71
CORNER SONO TUBE. FRAMING DETAIL STL. HOLD DOWN FABRACATION DETAILS headers and girders provide a`built up or solid post
" _ " whose width is at least equal to the width of the 1 OF '! sHms
" . w SCALE: 2 = —C - - member. it is supportingand whose depth is 4" at the
SCALE' ' = 1 —Q interior walls and 6" at the exterior -walls. PROJECT H0. -
015829 .''