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HomeMy WebLinkAboutPlansEXISTING 5 1/8 .10.5 GL ( w L 4 0 4'-0" O.C. solfr EXISTING C.M.U. WALL CONCRETE PILASTER W/ #4 VERT. AT 12" MAX. & #4 STIRRUPS 0 12" MAX. O.C.; DRILL AND EPDXY DOWEL ALL BARS INTO FOOTING AND WALL. HSS 3x3x1/4 I _ J I,REMOVE EXISTING WALL TO TOP OF BEAM EXISTING PREFA: WOOD TRUSSES r L IIr-C 11 u 141 \II II till 1 1u Irn 11 II II I II II II / //1I1 I Iii TRUSS EACH SIDE; SEE SHEET S.3 HSS 3x3x1/4 BASE PLATE DET. 2/S.2 CONCRETE PILASTER W/ #4 VERT. AT 12" MAX. & #4 STIRRUPS ® 12" MAX. O.C.; DRILL AND EPDXY DOWEL ALL BARS INTO FOOTING AND WALL. 4'-6" SQUARE x 12" THICK FOOTING W/ #5 0 12" O.C. EACH WAY; TYP. FRAMING/ FOUNDATION PLAN SCALE: 1 /4" = 1'-0" J -II LL EXISTING BEAM LINE r - I EXTENSION OF BEAM d - EXISTING C.M.U. WALL ll 1 1/2" 11 C9x13.4 EA. SIDE ..4I 1 HSS 3x3x1/4 o a 0 O IL I � W 4x84 II C (SL II I I I I — i HISS 4x4x1/4 LJ I E IN POSITION) II IIII \ II II till Il 111 Ilrn $II II /1 Q RL iJII_-' it 1 (2) 2x6 COL. APPROVED SUBJECT TO NOTED INCEPTIONS & INSPECTIONS GARFIELD COUNTY DEPARTMENT i FIELD COPYitan---- varnotrie TIME �vS ON SI Page \OT JSHD SHORING PLAN SCALE: 1 /4-" = 1'-0" HATCHING LEGEND of DENOTES OVER -FRAMING DENOTES BEARING WALL BELOW DENOTES STONE VENEER ABOVE U co O co W O C) C) WF—r> CO co C Z t4- vi cn0a.�Q Cr) wwJ0 _ Qpcoa JCnzO) -O O z U o o m Y Q m C I.OHO WNU Z(Y) cc W CIA w Cfl CD C. J C O -aU o E 155 A—a L C) c 2 o -E° m ti • :4 Project Number: 0935 Date: 8-11-2009 Drawn By: EPK Checked By: JP Scale: S.1 11/6/2008 5:09:24 PM STRUCTURAL GENERAL NOTES & SPECIFICATIONS DESIGN DATA: A. B. DESIGN LIVE LOADS 1. Basic Roof Snow 2. Residential Floors 3. Decks DESIGN CODES International Building Code, (IBC), 2003 for Special Inspection American Concrete Institute Building Code (ACI 318-99) American Institute of Steel Construction, Manual of Steel Construction (AISC 9th Edition) American institute of Timber Construction, Timber Construction Manual (AITC 5th Edition) National Design Specifications for Wood Construction (NDS 2001) City Market; Battlement Mesa 40 PSF 40 PSF n/a 4. Garage 50 PSF 5. Wind 90 mph, Exposure B 6. Seismic Design Category C GENERAL: 1. Any changes to the contract drawings shall be submitted to the structural engineer for approval. 2 All dimensions and details on structural drawings shall be verified against the architectural drawings and any discrepancies shall be brought to the attention of the architect prior to fabrication or construction. Details on the structural drowings are typical. DO NOT SCALE DRAWINGS. 3. All openings through the structural system shall be approved by the Engineer. 4. Contractor shall provide all necessary temporary bracing, shoring, guying or other means to prevent excessive stresses and to hold the structural elements in place during construction. 5. The contract structural drawings and specifications represent the finished structure. They do not indicate the method of construction. 'lhe contractor shall provide all measures necessary to protect the structure during construction. Such measures shall include, but are not limited to bracing, shoring for loads due to construction equipment and protection of existing structures. Observation visits to the site by the structural engineer shall not include inspection of the above items nor will the structural engineer be responsible for the contractor's means, methods, techniques, sequences for procedure of construction, or the safety precautions and programs incident there to. 5. Options ore for the convenience of the contractor. He shall be responsible for all changes necessary if he chooses an option and shall coordinate all details The cost of additional engineering work necessitated by selection of on option shall be borne by the contractor. 7. Any engineering design provided by others and submitted for review shall bear the seal and signature of an engineer registered in Colorado. 8. Dimensions on the structural drawings are exact with the exception of masonry and sawn lumber dimensions which are nominal. Verify all dimensions with the architectural drawings. 9. Where required construction details are not shown or noted on these plans the contractor shall notify the engineer and the engineer shall provide sufficient details for the work to proceed. 10. Construction materials shall be spread out if placed on framed construction. Load shall not exceed the design live load per square foot. 11. Shop drawings shall be submitted to the architect far all structural items. The Engineers review is intended only as an aid to the contractor for obtaining correct shop drawings. Responsibility for correctness shall rest with the contractor_ The contractor shall review all shop drawings prior to submittal. Items not in accordance with the contract documents shall be flogged upon his review. The shop drawings do not replace the original contract drawings. It is the contractors responsibility to make sure items are constructed to the original drawings. The adequacy of engineering designs and layout performed by others rests with the designing or submitting authority. FOUNDATION: A. GENERAL The foundation design was based on the following assumed parameters: Maximum allowable bearing pressure - 2,000 psf Minimum required dead load pressure - 0 psf Lateral soil pressure - Active 50 pcf - Passive 300 pcf The actual soli condition shall be investigated and the above parameters shall be verified by a Soils Engineer, registered in the State of Colorado, prior to construction of the foundation. If there are any discrepancies with the above assumptions. then the foundation shall be re -designed. B. EXCAVATION 1. Contractor shall provide all necessary sheeting, shoring and bracing where required to properly and safely complete the work. 2. Avoid excessive wetting or drying of the foundation excavation during construction. Keep excavations reasonably free of water at all time and completely free of water during placement of concrete. C. BEARING REQUIREMENTS 1. Footings shall bear on natural undisturbed soil below the frost depth required by the applicable building code. Any discrepancies with the footing elevations shown on the plans shall be brought to the attention of the engineer. 2. Building shall he founded on continuous concrete spread footings placed on undisturbed natural soil. D. GENERAL REQUIREMENTS 1. Center foundations under columns and walls unless noted otherwise. 2. Provide foundation ventilation in crawl space areas as required by the I.R.C. . 3. Backfill on walls with fill on both sides shall be compacted in equal lifts each side of wall. Walls backfilled on one side oniy shall hove all supporting slabs, permanent framing or temporary bracing in place prior to placement of the backfill (unless noted otherwise on plans). CONCRETE: A. CONCRETE REQUIREMENTS Concrete shall proportioned, accordance IBC Sections 1906, and CI3.rovide hot weatherprotetion per AC1 305. Concrete paencoldweatherhall complywith ACI 306R-88 "Cold Weather Concreting". 1. Concrete shall have a minimum compressive strength at 28 days of: Walls & footings 3000 psi Slabs 3000 psi 2. Provide Type II cement throughout with 4% air entrainment. 3. Mechanically vibrate concrete. 4. No admixtures shall be used without approval by the engineer. 5. Addition of water to the batch material for insufficient slump is not permitted. 6. Do not place pipes, ducts or chases in the structural concrete without the approval of the engineer. 7. Thoroughly clean all case and construction joints prior to placing concrete in adjacent pour. 8. Concrete shall not be in contact with aluminum. B. REINFORCING Detailing, fabrication, arid erection of reinforcing steel bars shall comply with the ACI Manual of Standard Practice for Detailing Reinforced Concrete Structures ACI 315. 1. Reinforcing bars shall be ASTM A615 -Grade 60. 2. Welded wire fabric shall conform to ASTM A185. Furnish in flat sheets only. 3. Concrete protection for Cast against and Exposed to earth reinforcement: permanently exposed or weather Not exposed to earth or weather to earth 3 in. #6-#18 bar 2 in. #3-#5 bar 1 1/2 in. slabs & walls 3/4 in. beams & cols1 1/2 in. 4. Reinforcing lap splices shall be a minimum of 36 bar diameters unless noted otherwise. Lap wire fabric reinforcement one full mesh plus 2" at sides and ends and wire together. 5. Splices in horizontal beams and walls shall occur at midspan for top bars and over supports for bottom bars. 6. Discontinue one-half of horizontal steel across construction/control joints. 7. Provide corner bars of equal size and spacing around all corners. B. Provide 2-#5 bars with a minimum of 2'-0" projection beyond the sides of all openings in walls, beams and slabs. Provide 1-#5 x 4'-O" diagonally at all re-entrant corners of slabs. 9. Provide accessories necessary to properly support reinforcing at the positions shown on the plans. 10. Reinforcing spacings ore maximum on center and all reinforcing is continuous, unless noted otherwise. C. SLABS 1. Provide control joints of 12'-0" max. spacing or as shown on the plans. 2. Provide minimum 4" compacted gravel under floor slab on grade. The material shall consist of minus 2 -inch aggregate w/ less than 50% passing the No. 4 sieve and less than 2% passing the No. 200 sieve. MASONRY: A. CONCRETE MASONRY UNITS (CMUs) 1. All CMUs shall conform to ASTM C90. 2. CMUs used below grade and all exterior walls shall be Grade "N", Type I and interior concrete masonry units not exposed to weather or earth may be Grade "N" or Grade "S", Type I. 3. All masonry shall attain 1,500 psi compressive strength (Cm) In 28 days. Special inspection not required. B. GROUT 1. All mortar for exterior walls and interior bearing walls shall conform to ASTM C270, Type S. 2. Grout for masonry bond beams and pilasters shall be made with stone aggregate and shall attain 3,000 psi compressive strength in 28 days. 3. Grout lifts shall not exceed 4'-0" unless clean outs are provided. If cleanouts are provided then grout lifts shall not exceed 8'-0". C. REINFORCING 1. Reinforcing bars shall conform to ASTM A615 -76a, Grade 60. 2. Horizontal reinforcing shall be #5 at 48" plus joint reinforcement (standard truss type) spaced at 16" on center except as noted. A bond beam shall be installed at floor levels, roof levels and top of parapet walls. Horizontal reinforcement to be placed in bond beam units, grouted solid. Vertical reinforcing as shown on plans shall extend full height of the wall in grouted cells, U.N.O. 3. Provide 1-#5 in grouted cell at all corners, ends of walls, each side of openings and both sides of control joints. 4. Lap bar splices 36 bar diameters. At corners and intersections, make horizontal bars continuous or provide matching corner bars. D. GENERAL REQUIREMENTS 1. Fill all voids and grout cells solid for a distance of 32" below and 12" each side of all beam reactions or other concentrated loads unless noted otherwise on plans. 2. Provide vertical control joints in all masonry wall at 35'-0" maximum spacing as located on the architectural drawings. 3. Provide masonry lintel bond beams as follows: a. Spans not exceeding 4'-8"; provide 8" deep beam reinforced with 2-#5 bars continuous in bottom beam. b. Spans not exceeding 12'-0"; provide 16" deep beam with 2-#5 bars continuous at bottom of beam and 1-#5 bar continuous at top of beam. Install #3 stirrups (single leg) at 6" on center horizontal spacing. Bottom reinforcing shall be within 3" of the bottom of the beam. STRUCTURAL STEEL: A. STRUCTURAL STEEL Structural steel shall be detailed, fabricated and erected in accordance with latest provisions of the AISC Manual of Steel Construction and AISC Code of Standard Practice. Use welders meeting the requirements of the AWS Standard Qualification Procedure. Comply with AWS D1.1 Structural Welding Code. 1. All steel shall conform to ASTM A36 except beams shall be ASTM A992 Grade 50 and tube columns which shall conform to ASTM A500 (GR. B) and pipe shapes which shall conform to ASTM A53 (Gr. B). 2. Bolts shall conform to ASTM A325N. Anchor bolts shall conform to ASTM A307. Bolt size shall be 3/4" diameter unless noted otherwise. Installation shall be in accordance with AISC Specifications for Structural Joints Using ASTM A325 or A490 Bolts, 1978. 3. All welds shall be made with E7OXX electrodes. 4. Prime all steel with approved primer paint to exposed bolts, welds, and abraded shop paint areas. 5. All column base plates shall have 1" minimum grout to provide continuous bearing. 8. GROUT AND ANCHOR BOLTS 1. Dry pack or grout shall be shrink resistant Embeco 153 or equivalent. 2. Expansion bolts shall be Simpson "Wedge -All" or approved wedge type, installed in accordance with the manufacturer's requirements. 3. Headed anchor studs (H.D.A.S.) shall be attached to structural steel with equipment approved by the stud manufacturer according to the stud manufacturer's recommendations. 4. Anchor bolts embedded in concrete shall be placed with setting templates. 5. Location and coordination of anchor bolt placement shall be the responsibility of the steel fabricator. Steel fabricator shall supply anchor bolt setting plan. C. STEEL CONNECTIONS 1. Provide bolted connections for steel beams per Part 4 and Part 5 of the AISC Manual of Steel Construction. Except where otherwise shown, provide connections to support loads equal to one-half the total uniform load capacity of the member. 2. A minimum of two bolts shall be used for all connections. fabricator. Size and grade shall be determined by the CORE THRU EXISTING WALL; GROUT SOUD U in SEE PLAN FOR REINFORCING 0 a e'11 a a. 4 a a a e. a a EXISTING CMU WALL a EXISTING FOOTING SEE PLAN 4, w W N #4x 1 O 1'-0" 0.C. 2 #4 CONT. EA. SIDE BEAR ON UNDISTURBED SOIL. 1 PL 3/4 x 9 x 1'-1 1/2" 1 1/2" / 3 1/2" / 6" / / 2 1/2" N \ 0 0 EDGE OF 10" C.M.U. WALL GROUT C.M.U. WALL SOLID W/ #5 VERTICAL EACH CELL IN TWO CELLS BELOW COLUMN HIGH STRENGTH GROUT II WHERE EDGEEXPANSION D ST. IS MORELTS THAN 7 1/2" 1/2.0 x 10" EPDXY ANCHORS (6" EMBED) WHERE EDGE DIST. IS LESS THAN 7 1/2" U u ELEVATION VIEW STEEL BEAM, SEE PLAN 1/4 1/4 STEEL COLUMN, SEE PLAN STIFFENER PLATE EACH SIDE, MATCH BEAM WEB THICKNESS PLATE: 1/2" W/ 2-3/4"0 BOLTS. (PLATE MAY BE WELDED TO BEAM IN LIEU OF BOLTS) 3 2 /2"95 THREADED BOLTS ® 2'-6" O.C. ,TAGGER FLANGE TO FLANGE; IMBED 4" MIN. 1/2" NOT USED EXISTING C.M d.; GROUT ALL ELLS SOLID HIGH STRENGTH; NON -SHRINK GROUT W24x84 EXISTING C. GROUT AL CELLS SOUD 7 1/2" 3/4"0 THREADED RODS 0 20" O.C. 1/4 V PL 3/8 x 7 x 8 C9x13.4 10 FT. MAX. SPAN 1" HIGH STRENGTH; NON -SHRINK GROUT HSS 3x3x1/4 COLUMNS W/ L 1/2 x 6" SQ. BASE PLATES - W24x84 NOT USED 3/4"0 THREADED RODS 0 20" O.C. ELLS SOLID C9x13.4 10 FT. MAX. SPAN (2) 2x6 EA. SIDE W/ 2"0 EXP. BOLTS AT 4'-0" O.C. E ED 3" MIN. W24x84 NOT USED .Co 0 .e• i• Project Number: 0935 Date: 8-11-2009 Drawn By: EPK Checked By: JP Scale: S.2 11/6/2008 5:09:24 PM DET. 1 S-3" 1'-3" 1'-3" 2'-6" 1'-3" 1'-3" 1'-9" 1'-9" 1'-3" 2'-6" 1'-3" HSS 3x3X1/4 COLUMN; TTP. 3"//1'-0"/ 2'-6" DET. 3 ` 1'-3" / 1'-3" CLIP A W/ GUSSET; TYP. 0 EXST. BEAM 1'-3" DET. 3 INVERT D CUP B; TYP. AT TOP HSS 2.5x2.5x3/16 TTP. EXST. W16 1'-3" 7 DET 4 1'-9" 26'-0" 1'-9" 1'-3" 7), 3'-3 W6x9 DET. 2 1'-3" 1'-3" CLIP B TYP. WHERE NO EXST. BEAM 1'-3" 1'-3" DET. 5 E- W6x9 2'-6" 1 -0"/ TRUSS ELEVATION 8 5/8' HSS 2.5x2.5x3/16 (2) PL 3/8 W6x9 PL 1/4 STIFFENER' R PL 1/2 x 10 HSS 3x3X1/4 CONFIRM BOLT CLEARANCE AGAINST C.M.U. WT 3x4.5 1/4 W6x9 C.M.U. WALL EXST. BEAM SPL 1/4 GUSSET CUP A L4x4x1/4 x 3 PL 1/4 x 403'-O" O.C. 1/4 PL 3/8x4 CONTINUOUS 4 • 3 1/2" - HSS 2.5x2.5x3/16 (2) 1/4 � W66 x9 LOJ r PL 1/4 STIFFENER CONFIRM BOLT CLEARANCE AGAINST C.M.U. 10 1/2" 1 7/8" 8 5/8" HSS 2.5x2.5x3/16 (2) PL 1/4 W6x9 PL 1/4 STIFFENER CLIP B L4x4x1/4 x 3 W/ 5/8"0 THREADED ANCHOR; EMBED 5" W/ EPDXY SET 1/4 'I c PL 3/8x4 CONTINUOUS -W6x9 PL1/4x403'-0"0.C. SAW -CUT PLATE INTO WALL 5 CONFIRM BOLT CLEARANCE AGAINST C.M.U. NOTES: 1. INSTALL TRUSS ON EACH SIDE OF WALL (2 TOTAL). 2. TRUSS MEMBER CONNECTIONS ARE (2) 5/8' DIAMETER, A325 BOLTS, DOUBLE SHEAR. 3. WELD ALL PLATES (1/4" MIN.) AROUND EACH SIDE OF ALL ADJOINING EDGES. U.N.O. 4. GROUT C.M.U. AFTER TRUSS AND BOLT INSTALLATION. 5. BEAR STEEL COLUMNS ON 12"x 12" CONCRETE PILASTERS, (EACH SIDE OF WALL), REINFORCED WITH 4-#5 VERT. AND (3) #4 HORIZONTAL STAPLES EPDXY GROUTED 4" MIN. INTO EXISTING CONCRETE WALL. L Z to No co W c0 N N W F- c X c W—co o ZU)0 QL o ZHUNch O WWW0VCr) (Q1 W co (.6 < • H0(.0M N O Z 0 O N -• W Yst ecr H211 < '- m o W CNA Z M W v O cn.c75 0 �U E n W L Q) U i 2 (DE v5 m ..1. /VGA .vet Project Number: 0935 Date: 8-11-2009 Drawn By: EPK Checked By: JP Scale: S.3 11/6/2008 5:09:24 PM