1995-007106 (add/remodel) - Laserfiche WebLink

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� 163 -9 S �1�-►/9� ' STRUCTURAL NOTES w - All work to be done in accordance with the Unifo m Building Code and the Minnesota Building code - latest editions. - All work to be done by knowledgeable accomplishe craftsman in accordance with accepted practices of construction. - Contractor shall verify all discrepancies betwee architectural and structural drawings before proceeding. Gar ge 2nd - Design live loads : Roof = 4o psf + drifting, Flo r = SOpsf Floor = 40psf - Contractor shall provide all necessary temporary bracing and shoring as required until the structure is complete. - All dimensions to be verified by contractor befo e beginning construction. - All masonry shall be fm= 2000 psi at 28 days and shall be laid up in running bond. Use type 'M' mortar below grade and type 'S' mortar above grade. Type 'N' mortar may be used in interior non-bearing walls above grade. Use portland cement (not masonry cement) in mortars. "Dur-O-Wal" or equa is recommended in every third block joint (24"o.c. ) for a crack free basement. Grou top two courses of block cores under posts and beam bearing unless noted other ise. - Protect all concrete and masonry from freezing. - Concrete shall be f�= 3000psi at 28 days unless noted otherwise. Use 6% air entrainment in concrete poured in freezing weather or concr te poured in warm weather but will be exposed to freezing temperatures. Topping f r garage floor shall be 4000psi w/6� air - Core fill for block walls shall have 2" max. si ed aggregate and shall be f�= 3000psi at 28 days. Concrete shall be "rodded" or vibra ed to make sure it fills the full height of the wall. Fill all cores of pilasters full height. - Reinforczng bars shall be deformed grade 60. La splice 48 diameters. - Reinforcing for basement walls (if reQuired) sh 11 be as shown on plan. . Lap splice 48 diameters. Fill core with 3 OOpsi concrete. - Structural steel shall be A-36 (tube columns - y=46ksi) . Welds shall be E70. Supplier shall design all connections not detailed on t e plan. - Dimension lumber (except for trusses) for. typi al framing shall be 4�2 or better hem fir or spruce pine fir unless noted otherwise. Glulams shall be 24F-V4 doug fir. Manufactured lumber beams (LVL) such as Micro= ams or similar shall be 2800f. - Thoroughly spike together frcm both sides all uilt-up stud posts, headers, beams, and multiple trusses. Concentrated loads from osts, beams etc. shall be carried � down through roofs and floors to supports belo by means of wood blocking installed \ � with face grain horizontal for new structures nd grain vertical for existing � structures. Blocking bearing area shall be at east equal to area of posts or beam \ _ bearing above. Headers, beams and posts shall e free of splits and large knots. All wood exposed to weather, soil, exterior co rete and masonry shall be preservative � treated or decay resistent such as redwood or edar. � - Headers and beams shall bear full width of sup orts unless noted otherwise. - Roof and floor trusses and all bracing shall e designed, manufactured, and installed in accordance with the "Truss Plate Institute' . Design calculations shall be certified by the manufacturers registered engineer. - Truss Joists and similar products shall be in talled in accordance with instuctions and details available from the supplier. - Double joists under parallel partitions. ' - Footings were designed for ZOc7b psf soil bear ng pressure - contactor/owner verify. - Wall footings to be stepped 1-vertical t,o 2-h rizontal where required. Provide minimun frost depth to bottom of footing of 42 or a required by the building official. No portion of the structure shall be placed on f ozen soil. - Doing whatever is necessary to provide a dry asement such as good drainage away from the house, drain tile around basement footing and rain gutters around the roof eves and danp-proofing the walls is the responsibility of the contractor and is not considered structural work. li S-S