Am_0015_Dwgs_ARS01.pdf
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- W9128F25R0014
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The document appears to be a set of structural and concrete general notes for the USDA Dairy Forage Research Center (DFRC) construction project. The notes provide detailed technical specifications for concrete reinforcement, including typical wall reinforcing configurations for various wall thicknesses, requirements for continuous reinforcing bar lapping, concrete placement guidelines, and specifications for embedded conduits and construction joints. Key concrete-related instructions include maintaining specified bar clearances, using plastic-tipped or galvanized accessories, mechanically vibrating concrete, limiting unexposed wall lengths to 60 feet, and maintaining specific floor tolerances as defined by ACI 301 standards. The notes also include guidelines for structural steel connections, such as using standard double angle or single shear plate connections, shop painting structural steel with standard primer, and grouting beam bearing and column base plates.
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DESIGN CRITERIA
1) CODES
INTERNATIONAL BUILDING CODE,
AMERICAN CONCRETE INSTITUTE,
AMERICAN INSTITUTE OF STEEL CONSTRUCTION,
NATIONAL FOREST PRODUCTS ASSOCIATION, NDS
2) LATERAL LOADS
WIND: WIND SPEED 105 mph
EXPOSURE C
IMPORTANCE FACTOR Ls 1.00 GROUND ELEVATION FACTOR, Ke 1.00 TOPOGRAPHIC FACTOR, Kzt 1.00 WIND DIRECTIONAL FACTOR, Kd 0.85
GUST EFFECT FACTOR, 0.85
INTERNAL PRESSURE COEFFICIENT, VARIES
3) LIVE LOADS:
GROUND SNOW LOAD: 30 psf Pf 0.8 Ce Ct Ls Pg
SNOW DRIFT LOAD: ASCE-7
Ce 1.0 Ct 1.2 Is 1.0 ROOF LIVE LOAD (MINIMUM): 20 psf MECHANICAL: 10 psf INCLUDES FUTURE SOLAR
PANELS
SUSPENDED ROOF LOAD (MINIMUM): 10 psf
4) NET ALLOWABLE SOIL BEARING PRESSURES PER
GEOTECHNICAL REPORT DATED NOVEMBER 28, 2022: 3,000
PSF
5) CONCRETE STRENGTHS-MINIMUM 28 f'c 4,000 PSI (145 pcf DENSITY UNLESS NOTED OTHERWISE)
6) REINFORCING STEEL SHALL BE HIGH STRENGTH NEW
BILLET STEEL CONFORMING TO THE FOLLOWING:
DEFORMED BARS: ASTM A615, GR. 60 (UNLESS
NOTED OTHERWISE)
WELDABLE REINFORCING: ASTM A706, GR. 60
PLAIN BARS: ASTM A82
WELDED WIRE FABRIC: ASTM A185
EPOXY COATING: ASTM A775
7) STRUCTURAL STEEL
W-SHAPES: ASTM A992
OTHER ROLLED SHAPES AND
CONNECTION MATERIAL: ASTM A992
STIFFENER PLATES: ASTM A36
ANCHOR BOLTS: ASTM A307 (MINIMUM)
HIGH STRENGTH BOLTS A325/A490
PIPE: ASTM A53, GR. B
STRUCTURAL TUBES: ASTM A500, GR. B
SPECIAL INSPECTION REQUIREMENTS
1) THE FOLLOWING TYPES OF WORK REQUIRE SPECIAL
INSPECTION BASED ON SECTION 1701 OF THE
INTERNATIONAL BUILDING CODE. THE OWNER WILL EMPLOY
SPECIAL INSPECTIONS WHO SHALL PROVIDE SPECIAL
INSPECTIONS DURING:
a. EARTH WORK
b. CAST-IN-PLACE CONCRETE
c. STRUCTURAL STEEL
d. POST INSTALLATION
GENERAL NOTES
1) ESTABLISH AND VERIFY ALL OPENINGS AND INSERTS
FOR MECHANICAL, ELECTRICAL, AND PLUMBING WITH
APPROPRIATE TRADE CONTRACTORS. OPENING SIZES AND
LOCATIONS SHOWN FOR DUCTS, PIPES, INSERTS, ETC.,
WHEN SHOWN ARE FOR GENERAL INFORMATION ONLY AND
SHALL BE VERIFIED PRIOR TO FORMING.
2) BEFORE SUBMITTING A PROPOSAL FOR THIS WORK,
EACH BIDDER SHALL VISIT THE PREMISES AND ACQUAINT
THEMSELVES FULLY WITH THE EXISTING CONDITIONS,
TEMPORARY CONSTRUCTION REQUIRED, QUANTITIES AND
TYPES OF EQUIPMENT, ETC. THE BID SHALL INCLUDE ALL
SUMS REQUIRED TO DO THE WORK WITHIN THE EXISTING
CONDITIONS.
3) SHOP DRAWINGS PREPARED BY SUPPLIERS,
SUBCONTRACTORS, ETC. SHALL BE REVIEWED AND
COORDINATED PRIOR TO SUBMITTING TO THE ENGINEER.
EACH SHOP DRAWING SUBMITTED SHALL BE STAMPED,
INITIALED, AND DATED AS BEING REVIEWED BY THE
CONSTRUCTION MANAGER/GENERAL CONTRACTOR.
4) SHOP DRAWINGS PREPARED BY THE
SUBCONTRACTORS, SUPPLIERS, ETC. SHALL BE REVIEWED
BY THE ENGINEER FOR CONFORMANCE WITH DESIGN
CONCEPT ONLY. REVIEW BY THE ENGINEER SHALL NOT
BEGIN WITHOUT THE PRIOR COORDINATION AND REVIEW BY
THE CONSTRUCTION MANAGER/GENERAL CONTRACTOR.
WORK SHALL NOT BEGIN WITHOUT THE REVIEW BY THE
ARCHITECT.
5) DETAILS AND NOTES ON THE STRUCTURAL DRAWINGS
ARE INTENDED TO BE TYPICAL FOR SIMILAR SITUATIONS
ELSEWHERE. VERIFY ALL DIMENSIONS WITH THE
ARCHITECTURAL DRAWINGS. DO NOT SCALE DRAWINGS;
USE DIMENSIONS PROVIDED ONLY.
6) THE COST OF ADDITIONAL DESIGN WORK DUE TO
ERRORS OR OMISSIONS IN CONSTRUCTION SHALL BE
BORNE BY THE CONTRACTOR.
7) ANY ENGINEERING DESIGN PROVIDED BY OTHERS AND
SUBMITTED FOR REVIEW OR RECORD SHALL BEAR THE
STAMP SIGNATURE OF A PROFESSIONAL ENGINEER
LICENSED IN THE STATE OF IOWA.
8) ALL ELEVATIONS GIVEN THUS (+10'-0”) ARE TO TOP OF
FOOTING, JOIST BEARING, TOP OF STEEL, TOP OF SLAB,
ETC. WITH REFERENCED TO THE FINISHED FLOOR SLAB OR
TOP OF FLUSH FLUME.
CONSTRUCTION PROCEDURES AND SAFETY
REQUIREMENTS
1) COMPLY WITH ALL APPLICABLE CITY, COUNTY, STATE,
AND FEDERAL LAWS, INCLUDING OCCUPATIONAL SAFETY
AND HEALTH ACT (OSHA) AND REGULATIONS ADOPTED
PURSUANT THERETO.
2) THE CONTRACT STRUCTURAL DRAWINGS AND
SPECIFICATIONS REPRESENT THE FINISHED STRUCTURE
UNLESS OTHERWISE INDICATED, THEY DO NOT INDICATE
THE MEANS OR METHODS OF CONSTRUCTION.
3) PROVIDE ALL MEASURES NECESSARY TO PROTECT THE
WORKERS AND OTHER PERSONS DURING CONSTRUCTION.
PROVIDE ALL NECESSARY MEASURES TO AVOID EXCESSIVE
STRESSES AND TO HOLD THE STRUCTURAL ELEMENTS IN
PLACE DURING CONSTRUCTION. SUCH MEASURES SHALL
INCLUDE, BUT NOT BE LIMITED TO, BRACING, SHORING FOR
CONSTRUCTION EQUIPMENT, SHORING FOR EARTH BANKS
FORMS, SCAFFOLDING, PLANKING, SAFETY NETS, SUPPORT
AND BRACING FOR CRANES AND HOISTS, GUYING, ETC.
4) ENGAGE PROPERLY QUALIFIED PERSONS TO
DETERMINE WHERE AND HO TEMPORARY PRECAUTIONARY
MEASURES SHALL BE USED. OBSERVATION VISITS TO THE
SITE BY ENGINEER'S FIELD REPRESENTATIVES SHALL NOT
INCLUDE THE ITEMS NOTED ABOVE.
5) SUPERVISE AND DIRECT THE WORK SO AS TO MAINTAIN
SOLE RESPONSIBILITY FOR ALL CONSTRUCTION MEANS,
METHODS, TECHNIQUES, SEQUENCES, AND PROCEDURES.
RETAIN THE SERVICES OF A PROFESSIONAL ENGINEER
LICENSED IN THE STATE OF IOWA TO DESIGN AND
SUPERVISE ANY SCAFFOLDING FOR WORKMEN, AND ALL
SHORING OF FORMS AND ELEMENTS OF THE
CONSTRUCTION.
6) ANY ENGINEERING DESIGN PROVIDED BY OTHERS AND
SUBMITTED FOR REVIEW AND/OR RECORD SHALL BEAR THE
STAMP AND SIGNATURE OF A PROFESSIONAL ENGINEER
LICENSED IN THE STATE OF IOWA.
FOOTINGS AND FOUNDATIONS
1) ALL FOOTINGS SHALL BE PLACED ONTO FIRM
UNDISTURBED SOIL OR CONTROLLED COMPACTED FILL AS
DIRECTED BY THE PROJECT SOILS CONSULTANT REPORT
RECOMMENDATIONS. FOOTING ELEVATIONS SHOWN
DESIGNATE A MINIMUM DEPTH OF FOOTINGS WERE A SAFE
SOIL BEARING PRESSURE IS EXPECTED (SEE DESIGN
CRITERIA). FOOTINGS SHALL BE LOWERED OR EXTENDED
AND WALLS EXTENDED AS REQUIRED TO REACH THE
DESIGN BEARING PRESSURE.
2) WHERE EXISTING FILL IS ENCOUNTERED, REMOVE
EXISTING FILL FROM UNDER FOUNDATIONS AND REPLACE
WITH STRUCTURAL FILL PER GEOTECHNICAL REPORT.
3) GENERAL MACHINE EXCAVATION FOR FOOTINGS SHALL
STOP NOT LESS THAN 4” ABOVE THE ELEVATION OF
BOTTOMS OF FOOTINGS. FINAL EXCAVATION TO THE
REQUIRED UNDISTURBED SOIL ELEVATION SHALL BE DONE
NOT MORE THAN 12 HOURS BEFORE FOOTING IS PLACED.
THE EXCAVATION SHALL BE CRUMBED CLEAN.
4) ALL FOUNDATION EXCAVATIONS SHALL BE INSPECTED
AND CERTIFIED BY A QUALIFIED INDEPENDENT SOILS
TESTING FIRM.
5) NO FOOTING SHALL BE PLACED ONTO OR AGAINST
SUBGRADES CONTAINING FREE WATER, FROST, OR ICE.
6) UNLESS NOTED OTHERWISE, ALL FOOTINGS SHALL BE
CENTERED UNDER WALLS, PIERS, OR COLUMNS.
7) WHERE REQUIRED, ALL NECESSARY CHANGES IN
ELEVATION OF WALL FOOTINGS SHALL BE MADE IN STEPS
OF 1 VERTICAL TO 2 HORIZONTAL. LOCATION OF STEPS
SHALL BE COORDINATED WITH THE WALL FORMING SYSTEM
AND AT LEAST 2'-0” APART.
8) LONGITUDINAL REINFORCING IN WALL FOOTINGS SHALL
BE CONTINUOUS AT STEP DOWNS. SLOPE OR STEP
BOTTOM BARS IN WALL TO FOLLOW STEPS IN FOOTING
UNLESS OTHERWISE SHOWN.
9) LAP WALL FOOTING REINFORCING 24 BARS DIAMETERS
OR A MINIMUM OF 1'-6” AT SPLICES, UNLESS OTHERWISE
NOTED.
10) PROVIDE CORNER BARS IN FOOTINGS THE SAME SIZE
AND NUMBER AS THE CONTINUOUS REINFORCING, LAPPED
2'-0” WITH MAIN STEEL.
11) REINFORCING IN WALL FOOTINGS BETWEEN COLUMNS
SHALL EXTEND INTO COLUMN FOOTINGS A MINIMUM OF 2'-0 ”.
12) REINFORCING IN FOOTINGS SHALL BE ACCURATELY
PLACED, SPACED, SUPPORTED, AND SECURED BEFORE
PLACING CONCRETE (DO NOT “FLOAT” REINFORCING INTO
FOOTINGS.
13) PIPES EXTENDED UNDER FOOTINGS SHALL BE PLACED
BEFORE FOOTING IS PLACED AND THE VOID PRODUCED IN
LAYING THE PIPE SHALL BE FILLED WITH CONCRETE.
14) CROSS REFERENCE ARCHITECTURAL AND STRUCTURAL
DRAWINGS TO ASSURE PROPER DIMENSIONS AND
PLACEMENT OF ALL ANCHOR BOLTS, INSERTS, NOTCHES,
AND EDGES IN FOUNDATION WALLS.
15) BACKFILL PLACED AGAINST WALLS SHALL BE DONE
EVENLY ON BOTH SIDES.
16) BACK FILL AGAINST BASEMENT (SUBWAY) FOUNDATION
WALLS SHALL NOT BE PLACED UNTIL GROUND LEVEL FLOOR
AND LOWER LEVEL SLABS ARE IN PLACE AND CURED
UNLESS THE WALL IS PROPERLY BRACED. ALL BRACING, IF
USED, SHALL BE THE RESPONSIBILITY OF THE
CONTRACTOR.
17) BACKFILL PLACED DIRECTLY ADJACENT TO BASEMENT
AND RETAIN WALLS SHALL BE COMPACTED CLEAN FREE
DRAINING GRANULAR MATERIAL. FOR A MINIMUM OF 2'-6”
FROM FACE OF WALL. AT EXTERIOR LOCATIONS PROVIDE A
1'-6” DEEP CAP OF COMPACTED APPROVED IMPERVIOUS
COHESIVE MATERIAL AT TOP OF GRANULAR BACKFILL. ALL
BACKFILL SHALL BE COMPACTED USING HAND OPERATED
EQUIPMENT; NOT HEAVY EQUIPMENT SHALL BE ALLOWED
WITHIN 5'-0” OF ANY WALL.
18) ALL UNACCEPTABLE FILL AND TOP SOIL SHALL BE
REMOVED FROM BELOW ALL PROPOSED SLABS-ON-GRADE
AND THE EXPOSED NATURAL SOIL SHALL BE PROOF ROLLED
AND COMPACTION VERIFIED BY A QUALIFIED INDEPENDENT
SOILS TESTING FIRM PRIOR TO PLACING FILL. AREAS
EXHIBITING WEAKNESS SHALL BE REMOVED AND REPLACED
BY ACCEPTABLE COMPACTED FILL.
19) A MINIMUM 6” OF COMPACTED GRANULAR FILL SHALL BE
PLACED UNDER ALL SLABS-ON-GRADE. ALL FILL REQUIRED
TO ATTAIN FINAL SUB-GRADE FOR SLABS AND WALLS SHALL
BE AN ACCEPTABLE MATERIAL PLACED AND COMPACTED AS
DIRECTED BY THE PROJECT SOILS CONSULTANT REPORT
RECOMMENDATIONS.
20) A VAPOR BARRIER WITH MINIMUM 6 MIL THICKNESS
SHALL BE PLACED UNDER ALL INTERIOR SLAB-ON-GRAD OR
BELOW GRANULAR FILL; SEE ARCHITECTURAL DRAWINGS.
LAP AND SEAL ALL EDGES.
CONCRETE AND REINFORCING
1) ALL CONCRETE WORK SHALL CONFORM TO THE LATEST
EDITION OF THE AMERICAN CONCRETE INSTITUTE
PUBLICATIONS: ACI 301, ACI 304, ACI 311, ACI 315, ACI 318,
AND ACI 347 UNLESS OTHERWISE NOTED ON THE
DRAWINGS.
2) CONCRETE SHALL CONSIST OF THE FOLLOWING:
ASTM C150 TYPE 1 PORTLAND CEMENT
ASTM C33 NORMAL WEIGHT AGGREGATES
(LIMESTONE AGGREGATE AT EXPOSED LOCATIONS)
POTABLE WATER
CHLORIDES CONTENT SHALL BE LIMITED BY ACI
REQUIREMENTS FOR TYPE OF EXPOSURE.
CONCRETE WHICH WILL BE SUBJECTED TO REPEATED
CYCLES OF FREEZE-THAW DURING THE LIFE OF THE
STRUCTURE SHALL HAVE A WATER-CEMENT RATIO NOT
EXCEEDING 0.53 AND SHALL CONTAIN ENTRAINED AIR. SEE
ACI 301 FOR ADDITIONAL REQUIREMENTS
3) UNLESS OTHERWISE NOTED, PRINCIPAL
REINFORCEMENT SHALL HAVE THE FOLLOWING
PROTECTION:
SURFACES CAST AGAINST & PERMANENTLY EXPOSED TO
EARTH: 3 INCHES
FORMED SURFACES EXPOSED TO EARTH OR WATER:
2 INCHES
SLABS:
1 INCH (TOP)
3/4" INCH (BOT.)
WALLS (INTERIOR SURFACES ONLY): 1 INCH
TIES/STIRRUPS: 1 ½ INCHES
4) ALL SLABS-ON-GRADE, PADS, FILLS, AND TOPPINGS
SHALL HAVE A MINIMUM OF 6x6 - W1.4 x W1.4 WWF, UNLESS
NOTED OTHERWISE, PLACED 1” FROM TOP OF SLAB. LAP
WWF MINIMUM 2 PANELS AT EDGES AND ENDS AND
PROVIDE ADDITIONAL REINFORCING WHERE SHOWN ON
THE DRAWINGS.
5) ALL SLABS-ON-GRAD SHALL BE PLACED ON COMPACTED
GRANULAR FILL. PITCH SLABS TO DRAINS AND PROVIDE
DEPRESSIONS, WHERE SHOWN ON THE STRUCTURAL AND
ARCHITECTURAL DRAWINGS, WITHOUT REDUCING THE
THICKNESS OF SLAB INDICATED. FOR SLABS-ON-GRADE
DEPRESSIONS GREATER THAN 1”, SEE DETAILS FOR
ADDITIONAL REINFORCING.
6) PROVIDE SLAB-ON-GRADE CONSTRUCTION JOINTS,
AGAINST INTERIOR WALLS, AND BETWEEN WALLS. PROVIDE
JOINTS TO FORM AREAS NOT TO EXCEED 15' IN LENGTH IN
EACH DIRECTION. SEE TYPICAL DETAILS. SUBMIT DETAILED
DRAWINGS SHOWING LOCATIONS OF ALL CONSTRUCTION
JOINTS.
7) PROVIDE VERTICAL CONSTRUCTION JOINTS IN EXPOSED
CONCRETE WALLS AT A MAXIMUM UNIFORM SPACING NOT
TO EXCEED 30'-0”. COORDINATE JOINT LOCATIONS WITH
ARCHITECTURAL DRAWINGS.
8) PROVIDE ADEQUATE BOLSTERS, HI-CHAIRS, SUPPORT
BARS, ETC., TO MAINTAIN SPECIFIED CLEARANCES FOR THE
ENTIRE LENGTH OF ALL REINFORCING BARS. PROVIDE
ACCESSORIES WHICH ARE PLASTIC TIPPED OR GALVANIZED
WITH TURNED UP ENDS FOR REINFORCEMENT AL ALL
FACES OF EXPOSED CONCRETE, INTERIOR OR EXTERIOR.
9) TYPICAL CONCRETE WALL REINFORCING SHALL BE AS
FOLLOWS UNLESS OTHERWISE NOTED:
THICKNESS HORIZ. VERT. LOCATION
6 INCHES #4@18” #4@18” CENTERED
8 INCHES #4@12” #4@18” CENTERED
10 INCHES #4@10” #4@16” CENTERED
12 INCHES #4@16” #4@18” EACH FACE
16 INCHES #4@12” #4@16” EACH FACE
10) CONTINUOUS REINFORCING SHALL BE LAPPED AS
FOLLOWS UNLESS OTHERWISE NOTED:
ALL LAPS SHOWN ON THE DRAWINGS AND NOT
DIMENSIONED SHALL BE 24 BAR DIAMETERS. ADDITIONAL
LAPS REQUIRED FOR CONSTRUCTION SHALL BE CLASS BB
11) ALL FIELD BENDING OF REINFORCING SHALL BE DONE
COLD. HEATING OF BARS WILL NOT BE PERMITTED.
12) NO ALUMINUM OF ANY TYPE SHALL BE ALLOWED IN
CONCRETE WORK UNLESS COATED TO PREVENT
ALUMINUM-CONCRETE REACTION.
13) MAXIMUM O.D. OF EMBEDDED CONDUIT SHALL BE NO
LARGER THAN 1/3 OF THE SLAB THICKNESS. NO CONDUIT
SHALL BE PLACED ABOVE THE WELDED WIRE FABRIC OR
REINFORCING IN SLABS-ON-GRADE.
14) MECHANICALLY VIBRATE CONCRETE EXCEPT THAT
SLABS-ON -GRADE NEED ONLY BE VIBRATED AROUND
EMBEDDED ITEMS.
15) DO NOT CAST UNEXPOSED WALL OR IN LENGTHS OVER
60'-0”. WAIT 48 HOURS BETWEEN ADJACENT POURS.
16) ALL CONSTRUCTION JOINTS BETWEEN ADJACENT
CONCRETE POURS SHALL BE KEYED. JOINTS MUST BE KEPT
FREE OF DIRT, DEBRIS, FROM OILS, ETC. TO ASSURE
PROPER BOND WITH ADJACENT POUR.
17) FLOOR TOLERANCES:
SURFACE TOLERANCE: CLASS B. (SEE ACI 301)
THICKNESS: PLUS 1”, MINUS ½” SLAB ON GRADE PLUS 1”,
MINUS ¼” STRUCTURAL AND COMPOSITE SLABS. REPLACE
ANY SLAB WITH A THICKNESS DEVIATION AS DIRECTED BY
THE EOR.
18) MAXIMUM FREE DROP OF ANY CONCRETE 6'-0 ”
19) ALL BAR DETAILING AND ACCESSORIES TO BE
FURNISHED SHALL CONFORM TO TYPICAL DETAILS AND
STANDARDS IN THE LATEST ACI STANDARD 315 DETAILING
MANUAL, EXCEPT AS OTHERWISE SHOWN, NOTED, OR
SPECIFIED.
20) CONCRETE EXPOSURE CLASS -
EXTERIOR WALLS, CURBS, AND FOOTINGS: F-2
EXTERIOR SLABS: A-2
INTERIOR SLABS, CURBS, AND HEATED AREAS NOT
EXPOSED TO MANURE: N
ALL CONCRETE EXPOSED TO MANURE OR SILAGE: A-1
STRUCTURAL STEEL
1) STRUCTURAL STEEL DETAILS, FABRICATION, AND
ERECTION SHALL CONFORM TO THE LATEST EDITION OF
THE AISC “STEEL CONSTRUCTION MANUAL” UNLESS
OTHERWISE SHOWN OR SPECIFIED.
2) HIGH STRENGTH BOLTS SHALL BE INSTALLED IN
ACCORDANCE WITH AISC “SPECIFICATIONS FOR
STRUCTURAL JOINTS USING ASTM A325 OR A490 BOLTS”
LATEST EDITION. BOLTS ARE DESIGNED AS BEARING-TYPE
CONNECTIONS, UNLESS NOTED OTHERWISE.
3) USE TENSION CONTROL BOLTS WITH ALL HIGH
STRENGTH BOLTS REQUIRING FULLY TIGHTENED
CONDITIONS.
4) ALL WELDING SHALL BE DONE BY AWS CERTIFIED
WELDERS WITH EXPERIENCE AND CERTIFICATION IN THE
TYPES OF WELDING INDICATED. CERTIFICATES SHALL NOT
HAVE LAPSED DUE TO DISUSE FOR 6 MONTHS.
5) ALL WELDS TO BE E70XX ELECTRODES AND/OR 0.035”
SOLID WIRE.
6) FIELD CONNECTIONS SHALL BE WELDED OR BOLTED.
SHOP CONNECTIONS SHALL BE WELDED UNLESS
OTHERWISE INDICATED OR APPROVED. WELDS INDICATED
WITH A SHOP WELD SYMBOL MAY BE MADE IN THE FIELD
WITH THE APPROVAL OF THE EOR.
7) UNLESS NOTED OTHERWISE, ALL WELDS SHALL BE
CONTINUOUS 3/16” THROAT. ALL FULL AND/OR PARTIAL
PENETRATIONS WELDS SHALL BE FULLY DETAILED ON THE
SHOP DRAWINGS.
8) FABRICATOR SHALL SELECT AISC SIMPLE SHEAR
CONNECTIONS FOR STEEL BEAMS CAPABLE OF CARRYING
THE REACTION FORCE WHEN INDICATED OR 75% OF THE
TOTAL UNIFORM LOAD FOR THE GIVEN SIZE, SPAN, AND
GRADE OF BEAM, AS TABULATED IN THE AISC TABLES FOR
ALLOWABLE LOADS.
9) SIMPLE SHEAR CONNECTIONS SHALL BE STANDARD
DOUBLE ANGLE OR SINGLE SHEAR PLATES, UNLESS NOTED
OTHERWISE. SELECT CONNECTIONS FROM THE AISC,
SIMPLE SHEAR CONNECTIONS DESIGN AID, LATEST EDITION
WHENEVER POSSIBLE. ALL BOLTED CONNECTIONS SHALL
HAVE MINIMUM 2 BOLTS, UNLESS NOTED OTHERWISE.
10) SHOP PAINT STRUCTURAL STEEL WITH A STANDARD
PRIMER.
11) GROUT UNDER BEAM BERING PLATES AND COLUMN
BASE PLATES.
12) CUTS, HOLES, OPENINGS, ETC., REQUIRED IN
STRUCTURAL STEEL MEMBERS FOR THE WORK OF OTHER
TRADES SHALL BE SHOWN ON THE SHOP DRAWINGS.
BURNING HOLES AND CUTS IN THE FIELD SHALL NOT BE
PERMITTED., EXCEPT BY WRITTEN AUTHORIZATION FROM
THE EOR.
13) FURNISH AND INSTALL MISCELLANEOUS STEEL (CURBS,
HANGERS, EXPANSION JOINT ANGLES, STRUTS, ETC.) AS
CALLED FOR OR AS NECESSARY PER ARCHITECTURAL AND
MECHANICAL/ELECTRICAL DRAWINGS.
14) CAMBER BEAMS AS INDICATED ON THE DRAWINGS.
FABRICATE AND INSTALL BEAMS WITH NATURAL CAMBER
UPWARDS.
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INTERNATIONAL BUILDING CODE,
AMERICAN CONCRETE INSTITUTE,
AMERICAN INSTITUTE OF STEEL CONSTRUCTION,
NATIONAL FOREST PRODUCTS ASSOCIATION, NDS
2) LATERAL LOADS
WIND: WIND SPEED 105 mph
EXPOSURE C
IMPORTANCE FACTOR Ls 1.00 GROUND ELEVATION FACTOR, Ke 1.00 TOPOGRAPHIC FACTOR, Kzt 1.00 WIND DIRECTIONAL FACTOR, Kd 0.85
GUST EFFECT FACTOR, 0.85
INTERNAL PRESSURE COEFFICIENT, VARIES
3) LIVE LOADS:
GROUND SNOW LOAD: 30 psf Pf 0.8 Ce Ct Ls Pg
SNOW DRIFT LOAD: ASCE-7
Ce 1.0 Ct 1.2 Is 1.0 ROOF LIVE LOAD (MINIMUM): 20 psf MECHANICAL: 10 psf SUSPENDED ROOF LOAD (MINIMUM): 10 psf
4) NET ALLOWABLE SOIL BEARING PRESSURES PER
GEOTECHNICAL REPORT DATED NOVEMBER 28, 2022: 3,000
PSF
5) CONCRETE STRENGTHS-MINIMUM 28 f'c 4,000 PSI (145 pcf DENSITY UNLESS NOTED OTHERWISE)
6) REINFORCING STEEL SHALL BE HIGH STRENGTH NEW
BILLET STEEL CONFORMING TO THE FOLLOWING:
DEFORMED BARS: ASTM A615, GR. 60 (UNLESS
NOTED OTHERWISE)
WELDABLE REINFORCING: ASTM A706, GR. 60
PLAIN BARS: ASTM A82
WELDED WIRE FABRIC: ASTM A185
EPOXY COATING: ASTM A775
7) STRUCTURAL STEEL
W-SHAPES: ASTM A992
OTHER ROLLED SHAPES AND
CONNECTION MATERIAL: ASTM A992
STIFFENER PLATES: ASTM A36
ANCHOR BOLTS: ASTM A307 (MINIMUM)
HIGH STRENGTH BOLTS A325/A490
PIPE: ASTM A53, GR. B
STRUCTURAL TUBES: ASTM A500, GR. B
SPECIAL INSPECTION REQUIREMENTS
1) THE FOLLOWING TYPES OF WORK REQUIRE SPECIAL
INSPECTION BASED ON SECTION 1701 OF THE
INTERNATIONAL BUILDING CODE. THE OWNER WILL EMPLOY
SPECIAL INSPECTIONS WHO SHALL PROVIDE SPECIAL
INSPECTIONS DURING:
a. EARTH WORK
b. CAST-IN-PLACE CONCRETE
c. STRUCTURAL STEEL
d. POST INSTALLATION
GENERAL NOTES
1) ESTABLISH AND VERIFY ALL OPENINGS AND INSERTS
FOR MECHANICAL, ELECTRICAL, AND PLUMBING WITH
APPROPRIATE TRADE CONTRACTORS. OPENING SIZES AND
LOCATIONS SHOWN FOR DUCTS, PIPES, INSERTS, ETC.,
WHEN SHOWN ARE FOR GENERAL INFORMATION ONLY AND
SHALL BE VERIFIED PRIOR TO FORMING.
2) BEFORE SUBMITTING A PROPOSAL FOR THIS WORK,
EACH BIDDER SHALL VISIT THE PREMISES AND ACQUAINT
THEMSELVES FULLY WITH THE EXISTING CONDITIONS,
TEMPORARY CONSTRUCTION REQUIRED, QUANTITIES AND
TYPES OF EQUIPMENT, ETC. THE BID SHALL INCLUDE ALL
SUMS REQUIRED TO DO THE WORK WITHIN THE EXISTING
CONDITIONS.
3) SHOP DRAWINGS PREPARED BY SUPPLIERS,
SUBCONTRACTORS, ETC. SHALL BE REVIEWED AND
COORDINATED PRIOR TO SUBMITTING TO THE ENGINEER.
EACH SHOP DRAWING SUBMITTED SHALL BE STAMPED,
INITIALED, AND DATED AS BEING REVIEWED BY THE
CONSTRUCTION MANAGER/GENERAL CONTRACTOR.
4) SHOP DRAWINGS PREPARED BY THE
SUBCONTRACTORS, SUPPLIERS, ETC. SHALL BE REVIEWED
BY THE ENGINEER FOR CONFORMANCE WITH DESIGN
CONCEPT ONLY. REVIEW BY THE ENGINEER SHALL NOT
BEGIN WITHOUT THE PRIOR COORDINATION AND REVIEW BY
THE CONSTRUCTION MANAGER/GENERAL CONTRACTOR.
WORK SHALL NOT BEGIN WITHOUT THE REVIEW BY THE
ARCHITECT.
5) DETAILS AND NOTES ON THE STRUCTURAL DRAWINGS
ARE INTENDED TO BE TYPICAL FOR SIMILAR SITUATIONS
ELSEWHERE. VERIFY ALL DIMENSIONS WITH THE
ARCHITECTURAL DRAWINGS. DO NOT SCALE DRAWINGS;
USE DIMENSIONS PROVIDED ONLY.
6) THE COST OF ADDITIONAL DESIGN WORK DUE TO
ERRORS OR OMISSIONS IN CONSTRUCTION SHALL BE
BORNE BY THE CONTRACTOR.
7) ANY ENGINEERING DESIGN PROVIDED BY OTHERS AND
SUBMITTED FOR REVIEW OR RECORD SHALL BEAR THE
STAMP SIGNATURE OF A PROFESSIONAL ENGINEER
LICENSED IN THE STATE OF IOWA.
8) ALL ELEVATIONS GIVEN THUS (+10'-0”) ARE TO TOP OF
FOOTING, JOIST BEARING, TOP OF STEEL, TOP OF SLAB,
ETC. WITH REFERENCED TO THE FINISHED FLOOR SLAB OR
TOP OF FLUSH FLUME.
CONSTRUCTION PROCEDURES AND SAFETY
REQUIREMENTS
1) COMPLY WITH ALL APPLICABLE CITY, COUNTY, STATE,
AND FEDERAL LAWS, INCLUDING OCCUPATIONAL SAFETY
AND HEALTH ACT (OSHA) AND REGULATIONS ADOPTED
PURSUANT THERETO.
2) THE CONTRACT STRUCTURAL DRAWINGS AND
SPECIFICATIONS REPRESENT THE FINISHED STRUCTURE
UNLESS OTHERWISE INDICATED, THEY DO NOT INDICATE
THE MEANS OR METHODS OF CONSTRUCTION.
3) PROVIDE ALL MEASURES NECESSARY TO PROTECT THE
WORKERS AND OTHER PERSONS DURING CONSTRUCTION.
PROVIDE ALL NECESSARY MEASURES TO AVOID EXCESSIVE
STRESSES AND TO HOLD THE STRUCTURAL ELEMENTS IN
PLACE DURING CONSTRUCTION. SUCH MEASURES SHALL
INCLUDE, BUT NOT BE LIMITED TO, BRACING, SHORING FOR
CONSTRUCTION EQUIPMENT, SHORING FOR EARTH BANKS
FORMS, SCAFFOLDING, PLANKING, SAFETY NETS, SUPPORT
AND BRACING FOR CRANES AND HOISTS, GUYING, ETC.
4) ENGAGE PROPERLY QUALIFIED PERSONS TO
DETERMINE WHERE AND HO TEMPORARY PRECAUTIONARY
MEASURES SHALL BE USED. OBSERVATION VISITS TO THE
SITE BY ENGINEER'S FIELD REPRESENTATIVES SHALL NOT
INCLUDE THE ITEMS NOTED ABOVE.
5) SUPERVISE AND DIRECT THE WORK SO AS TO MAINTAIN
SOLE RESPONSIBILITY FOR ALL CONSTRUCTION MEANS,
METHODS, TECHNIQUES, SEQUENCES, AND PROCEDURES.
RETAIN THE SERVICES OF A PROFESSIONAL ENGINEER
LICENSED IN THE STATE OF IOWA TO DESIGN AND
SUPERVISE ANY SCAFFOLDING FOR WORKMEN, AND ALL
SHORING OF FORMS AND ELEMENTS OF THE
CONSTRUCTION.
6) ANY ENGINEERING DESIGN PROVIDED BY OTHERS AND
SUBMITTED FOR REVIEW AND/OR RECORD SHALL BEAR THE
STAMP AND SIGNATURE OF A PROFESSIONAL ENGINEER
LICENSED IN THE STATE OF IOWA.
FOOTINGS AND FOUNDATIONS
1) ALL FOOTINGS SHALL BE PLACED ONTO FIRM
UNDISTURBED SOIL OR CONTROLLED COMPACTED FILL AS
DIRECTED BY THE PROJECT SOILS CONSULTANT REPORT
RECOMMENDATIONS. FOOTING ELEVATIONS SHOWN
DESIGNATE A MINIMUM DEPTH OF FOOTINGS WERE A SAFE
SOIL BEARING PRESSURE IS EXPECTED (SEE DESIGN
CRITERIA). FOOTINGS SHALL BE LOWERED OR EXTENDED
AND WALLS EXTENDED AS REQUIRED TO REACH THE
DESIGN BEARING PRESSURE.
2) WHERE EXISTING FILL IS ENCOUNTERED, REMOVE
EXISTING FILL FROM UNDER FOUNDATIONS AND REPLACE
WITH STRUCTURAL FILL PER GEOTECHNICAL REPORT.
3) GENERAL MACHINE EXCAVATION FOR FOOTINGS SHALL
STOP NOT LESS THAN 4” ABOVE THE ELEVATION OF
BOTTOMS OF FOOTINGS. FINAL EXCAVATION TO THE
REQUIRED UNDISTURBED SOIL ELEVATION SHALL BE DONE
NOT MORE THAN 12 HOURS BEFORE FOOTING IS PLACED.
THE EXCAVATION SHALL BE CRUMBED CLEAN.
4) ALL FOUNDATION EXCAVATIONS SHALL BE INSPECTED
AND CERTIFIED BY A QUALIFIED INDEPENDENT SOILS
TESTING FIRM.
5) NO FOOTING SHALL BE PLACED ONTO OR AGAINST
SUBGRADES CONTAINING FREE WATER, FROST, OR ICE.
6) UNLESS NOTED OTHERWISE, ALL FOOTINGS SHALL BE
CENTERED UNDER WALLS, PIERS, OR COLUMNS.
7) WHERE REQUIRED, ALL NECESSARY CHANGES IN
ELEVATION OF WALL FOOTINGS SHALL BE MADE IN STEPS
OF 1 VERTICAL TO 2 HORIZONTAL. LOCATION OF STEPS
SHALL BE COORDINATED WITH THE WALL FORMING SYSTEM
AND AT LEAST 2'-0” APART.
8) LONGITUDINAL REINFORCING IN WALL FOOTINGS SHALL
BE CONTINUOUS AT STEP DOWNS. SLOPE OR STEP
BOTTOM BARS IN WALL TO FOLLOW STEPS IN FOOTING
UNLESS OTHERWISE SHOWN.
9) LAP WALL FOOTING REINFORCING 24 BARS DIAMETERS
OR A MINIMUM OF 1'-6” AT SPLICES, UNLESS OTHERWISE
NOTED.
10) PROVIDE CORNER BARS IN FOOTINGS THE SAME SIZE
AND NUMBER AS THE CONTINUOUS REINFORCING, LAPPED
2'-0” WITH MAIN STEEL.
11) REINFORCING IN WALL FOOTINGS BETWEEN COLUMNS
SHALL EXTEND INTO COLUMN FOOTINGS A MINIMUM OF 2'-0 ”.
12) REINFORCING IN FOOTINGS SHALL BE ACCURATELY
PLACED, SPACED, SUPPORTED, AND SECURED BEFORE
PLACING CONCRETE (DO NOT “FLOAT” REINFORCING INTO
FOOTINGS.
13) PIPES EXTENDED UNDER FOOTINGS SHALL BE PLACED
BEFORE FOOTING IS PLACED AND THE VOID PRODUCED IN
LAYING THE PIPE SHALL BE FILLED WITH CONCRETE.
14) CROSS REFERENCE ARCHITECTURAL AND STRUCTURAL
DRAWINGS TO ASSURE PROPER DIMENSIONS AND
PLACEMENT OF ALL ANCHOR BOLTS, INSERTS, NOTCHES,
AND EDGES IN FOUNDATION WALLS.
15) BACKFILL PLACED AGAINST WALLS SHALL BE DONE
EVENLY ON BOTH SIDES.
16) BACK FILL AGAINST BASEMENT (SUBWAY) FOUNDATION
WALLS SHALL NOT BE PLACED UNTIL GROUND LEVEL FLOOR
AND LOWER LEVEL SLABS ARE IN PLACE AND CURED
UNLESS THE WALL IS PROPERLY BRACED. ALL BRACING, IF
USED, SHALL BE THE RESPONSIBILITY OF THE
CONTRACTOR.
17) BACKFILL PLACED DIRECTLY ADJACENT TO BASEMENT
AND RETAIN WALLS SHALL BE COMPACTED CLEAN FREE
DRAINING GRANULAR MATERIAL. FOR A MINIMUM OF 2'-6”
FROM FACE OF WALL. AT EXTERIOR LOCATIONS PROVIDE A
1'-6” DEEP CAP OF COMPACTED APPROVED IMPERVIOUS
COHESIVE MATERIAL AT TOP OF GRANULAR BACKFILL. ALL
BACKFILL SHALL BE COMPACTED USING HAND OPERATED
EQUIPMENT; NOT HEAVY EQUIPMENT SHALL BE ALLOWED
WITHIN 5'-0” OF ANY WALL.
18) ALL UNACCEPTABLE FILL AND TOP SOIL SHALL BE
REMOVED FROM BELOW ALL PROPOSED SLABS-ON-GRADE
AND THE EXPOSED NATURAL SOIL SHALL BE PROOF ROLLED
AND COMPACTION VERIFIED BY A QUALIFIED INDEPENDENT
SOILS TESTING FIRM PRIOR TO PLACING FILL. AREAS
EXHIBITING WEAKNESS SHALL BE REMOVED AND REPLACED
BY ACCEPTABLE COMPACTED FILL.
19) A MINIMUM 6” OF COMPACTED GRANULAR FILL SHALL BE
PLACED UNDER ALL SLABS-ON-GRADE. ALL FILL REQUIRED
TO ATTAIN FINAL SUB-GRADE FOR SLABS AND WALLS SHALL
BE AN ACCEPTABLE MATERIAL PLACED AND COMPACTED AS
DIRECTED BY THE PROJECT SOILS CONSULTANT REPORT
RECOMMENDATIONS.
20) A VAPOR BARRIER WITH MINIMUM 6 MIL THICKNESS
SHALL BE PLACED UNDER ALL INTERIOR SLAB-ON-GRAD OR
BELOW GRANULAR FILL; SEE ARCHITECTURAL DRAWINGS.
LAP AND SEAL ALL EDGES.
CONCRETE AND REINFORCING
1) ALL CONCRETE WORK SHALL CONFORM TO THE LATEST
EDITION OF THE AMERICAN CONCRETE INSTITUTE
PUBLICATIONS: ACI 301, ACI 304, ACI 311, ACI 315, ACI 318,
AND ACI 347 UNLESS OTHERWISE NOTED ON THE
DRAWINGS.
2) CONCRETE SHALL CONSIST OF THE FOLLOWING:
ASTM C150 TYPE 1 PORTLAND CEMENT
ASTM C33 NORMAL WEIGHT AGGREGATES
(LIMESTONE AGGREGATE AT EXPOSED LOCATIONS)
POTABLE WATER
CHLORIDES CONTENT SHALL BE LIMITED BY ACI
REQUIREMENTS FOR TYPE OF EXPOSURE.
CONCRETE WHICH WILL BE SUBJECTED TO REPEATED
CYCLES OF FREEZE-THAW DURING THE LIFE OF THE
STRUCTURE SHALL HAVE A WATER-CEMENT RATIO NOT
EXCEEDING 0.53 AND SHALL CONTAIN ENTRAINED AIR. SEE
ACI 301 FOR ADDITIONAL REQUIREMENTS
3) UNLESS OTHERWISE NOTED, PRINCIPAL
REINFORCEMENT SHALL HAVE THE FOLLOWING
PROTECTION:
SURFACES CAST AGAINST & PERMANENTLY EXPOSED TO
EARTH: 3 INCHES
FORMED SURFACES EXPOSED TO EARTH OR WATER:
2 INCHES
SLABS:
1 INCH (TOP)
3/4" INCH (BOT.)
WALLS (INTERIOR SURFACES ONLY): 1 INCH
TIES/STIRRUPS: 1 ½ INCHES
4) ALL SLABS-ON-GRADE, PADS, FILLS, AND TOPPINGS
SHALL HAVE A MINIMUM OF 6x6 - W1.4 x W1.4 WWF, UNLESS
NOTED OTHERWISE, PLACED 1” FROM TOP OF SLAB. LAP
WWF MINIMUM 2 PANELS AT EDGES AND ENDS AND
PROVIDE ADDITIONAL REINFORCING WHERE SHOWN ON
THE DRAWINGS.
5) ALL SLABS-ON-GRAD SHALL BE PLACED ON COMPACTED
GRANULAR FILL. PITCH SLABS TO DRAINS AND PROVIDE
DEPRESSIONS, WHERE SHOWN ON THE STRUCTURAL AND
ARCHITECTURAL DRAWINGS, WITHOUT REDUCING THE
THICKNESS OF SLAB INDICATED. FOR SLABS-ON-GRADE
DEPRESSIONS GREATER THAN 1”, SEE DETAILS FOR
ADDITIONAL REINFORCING.
6) PROVIDE SLAB-ON-GRADE CONSTRUCTION JOINTS,
AGAINST INTERIOR WALLS, AND BETWEEN WALLS. PROVIDE
JOINTS TO FORM AREAS NOT TO EXCEED 15' IN LENGTH IN
EACH DIRECTION. SEE TYPICAL DETAILS. SUBMIT DETAILED
DRAWINGS SHOWING LOCATIONS OF ALL CONSTRUCTION
JOINTS.
7) PROVIDE VERTICAL CONSTRUCTION JOINTS IN EXPOSED
CONCRETE WALLS AT A MAXIMUM UNIFORM SPACING NOT
TO EXCEED 30'-0”. COORDINATE JOINT LOCATIONS WITH
ARCHITECTURAL DRAWINGS.
8) PROVIDE ADEQUATE BOLSTERS, HI-CHAIRS, SUPPORT
BARS, ETC., TO MAINTAIN SPECIFIED CLEARANCES FOR THE
ENTIRE LENGTH OF ALL REINFORCING BARS. PROVIDE
ACCESSORIES WHICH ARE PLASTIC TIPPED OR GALVANIZED
WITH TURNED UP ENDS FOR REINFORCEMENT AL ALL
FACES OF EXPOSED CONCRETE, INTERIOR OR EXTERIOR.
9) TYPICAL CONCRETE WALL REINFORCING SHALL BE AS
FOLLOWS UNLESS OTHERWISE NOTED:
THICKNESS HORIZ. VERT. LOCATION
6 INCHES #4@18” #4@18” CENTERED
8 INCHES #4@12” #4@18” CENTERED
10 INCHES #4@10” #4@16” CENTERED
12 INCHES #4@16” #4@18” EACH FACE
16 INCHES #4@12” #4@16” EACH FACE
10) CONTINUOUS REINFORCING SHALL BE LAPPED AS
FOLLOWS UNLESS OTHERWISE NOTED:
ALL LAPS SHOWN ON THE DRAWINGS AND NOT
DIMENSIONED SHALL BE 24 BAR DIAMETERS. ADDITIONAL
LAPS REQUIRED FOR CONSTRUCTION SHALL BE CLASS BB
11) ALL FIELD BENDING OF REINFORCING SHALL BE DONE
COLD. HEATING OF BARS WILL NOT BE PERMITTED.
12) NO ALUMINUM OF ANY TYPE SHALL BE ALLOWED IN
CONCRETE WORK UNLESS COATED TO PREVENT
ALUMINUM-CONCRETE REACTION.
13) MAXIMUM O.D. OF EMBEDDED CONDUIT SHALL BE NO
LARGER THAN 1/3 OF THE SLAB THICKNESS. NO CONDUIT
SHALL BE PLACED ABOVE THE WELDED WIRE FABRIC OR
REINFORCING IN SLABS-ON-GRADE.
14) MECHANICALLY VIBRATE CONCRETE EXCEPT THAT
SLABS-ON -GRADE NEED ONLY BE VIBRATED AROUND
EMBEDDED ITEMS.
15) DO NOT CAST UNEXPOSED WALL OR IN LENGTHS OVER
60'-0”. WAIT 48 HOURS BETWEEN ADJACENT POURS.
16) ALL CONSTRUCTION JOINTS BETWEEN ADJACENT
CONCRETE POURS SHALL BE KEYED. JOINTS MUST BE KEPT
FREE OF DIRT, DEBRIS, FROM OILS, ETC. TO ASSURE
PROPER BOND WITH ADJACENT POUR.
17) FLOOR TOLERANCES:
SURFACE TOLERANCE: CLASS B. (SEE ACI 301)
THICKNESS: PLUS 1”, MINUS ½” SLAB ON GRADE PLUS 1”,
MINUS ¼” STRUCTURAL AND COMPOSITE SLABS. REPLACE
ANY SLAB WITH A THICKNESS DEVIATION AS DIRECTED BY
THE EOR.
18) MAXIMUM FREE DROP OF ANY CONCRETE 6'-0 ”
19) ALL BAR DETAILING AND ACCESSORIES TO BE
FURNISHED SHALL CONFORM TO TYPICAL DETAILS AND
STANDARDS IN THE LATEST ACI STANDARD 315 DETAILING
MANUAL, EXCEPT AS OTHERWISE SHOWN, NOTED, OR
SPECIFIED.
20) CONCRETE EXPOSURE CLASS -
EXTERIOR WALLS, CURBS, AND FOOTINGS: F-2
EXTERIOR SLABS: A-2
INTERIOR SLABS, CURBS, AND HEATED AREAS NOT
EXPOSED TO MANURE: N
ALL CONCRETE EXPOSED TO MANURE OR SILAGE: A-1
STRUCTURAL STEEL
1) STRUCTURAL STEEL DETAILS, FABRICATION, AND
ERECTION SHALL CONFORM TO THE LATEST EDITION OF
THE AISC “STEEL CONSTRUCTION MANUAL” UNLESS
OTHERWISE SHOWN OR SPECIFIED.
2) HIGH STRENGTH BOLTS SHALL BE INSTALLED IN
ACCORDANCE WITH AISC “SPECIFICATIONS FOR
STRUCTURAL JOINTS USING ASTM A325 OR A490 BOLTS”
LATEST EDITION. BOLTS ARE DESIGNED AS BEARING-TYPE
CONNECTIONS, UNLESS NOTED OTHERWISE.
3) USE TENSION CONTROL BOLTS WITH ALL HIGH
STRENGTH BOLTS REQUIRING FULLY TIGHTENED
CONDITIONS.
4) ALL WELDING SHALL BE DONE BY AWS CERTIFIED
WELDERS WITH EXPERIENCE AND CERTIFICATION IN THE
TYPES OF WELDING INDICATED. CERTIFICATES SHALL NOT
HAVE LAPSED DUE TO DISUSE FOR 6 MONTHS.
5) ALL WELDS TO BE E70XX ELECTRODES AND/OR 0.035”
SOLID WIRE.
6) FIELD CONNECTIONS SHALL BE WELDED OR BOLTED.
SHOP CONNECTIONS SHALL BE WELDED UNLESS
OTHERWISE INDICATED OR APPROVED. WELDS INDICATED
WITH A SHOP WELD SYMBOL MAY BE MADE IN THE FIELD
WITH THE APPROVAL OF THE EOR.
7) UNLESS NOTED OTHERWISE, ALL WELDS SHALL BE
CONTINUOUS 3/16” THROAT. ALL FULL AND/OR PARTIAL
PENETRATIONS WELDS SHALL BE FULLY DETAILED ON THE
SHOP DRAWINGS.
8) FABRICATOR SHALL SELECT AISC SIMPLE SHEAR
CONNECTIONS FOR STEEL BEAMS CAPABLE OF CARRYING
THE REACTION FORCE WHEN INDICATED OR 75% OF THE
TOTAL UNIFORM LOAD FOR THE GIVEN SIZE, SPAN, AND
GRADE OF BEAM, AS TABULATED IN THE AISC TABLES FOR
ALLOWABLE LOADS.
9) SIMPLE SHEAR CONNECTIONS SHALL BE STANDARD
DOUBLE ANGLE OR SINGLE SHEAR PLATES, UNLESS NOTED
OTHERWISE. SELECT CONNECTIONS FROM THE AISC,
SIMPLE SHEAR CONNECTIONS DESIGN AID, LATEST EDITION
WHENEVER POSSIBLE. ALL BOLTED CONNECTIONS SHALL
HAVE MINIMUM 2 BOLTS, UNLESS NOTED OTHERWISE.
10) SHOP PAINT STRUCTURAL STEEL WITH A STANDARD
PRIMER.
11) GROUT UNDER BEAM BERING PLATES AND COLUMN
BASE PLATES.
12) CUTS, HOLES, OPENINGS, ETC., REQUIRED IN
STRUCTURAL STEEL MEMBERS FOR THE WORK OF OTHER
TRADES SHALL BE SHOWN ON THE SHOP DRAWINGS.
BURNING HOLES AND CUTS IN THE FIELD SHALL NOT BE
PERMITTED., EXCEPT BY WRITTEN AUTHORIZATION FROM
THE EOR.
13) FURNISH AND INSTALL MISCELLANEOUS STEEL (CURBS,
HANGERS, EXPANSION JOINT ANGLES, STRUTS, ETC.) AS
CALLED FOR OR AS NECESSARY PER ARCHITECTURAL AND
MECHANICAL/ELECTRICAL DRAWINGS.
14) CAMBER BEAMS AS INDICATED ON THE DRAWINGS.
FABRICATE AND INSTALL BEAMS WITH NATURAL CAMBER
UPWARDS.
US Army Corps of Engineers ®
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INTERNATIONAL BUILDING CODE,
AMERICAN CONCRETE INSTITUTE,
AMERICAN INSTITUTE OF STEEL CONSTRUCTION,
NATIONAL FOREST PRODUCTS ASSOCIATION, NDS
2) LATERAL LOADS
WIND: WIND SPEED 105 mph
EXPOSURE C
IMPORTANCE FACTOR Ls 1.00 GROUND ELEVATION FACTOR, Ke 1.00 TOPOGRAPHIC FACTOR, Kzt 1.00 WIND DIRECTIONAL FACTOR, Kd 0.85
GUST EFFECT FACTOR, 0.85
INTERNAL PRESSURE COEFFICIENT, VARIES
3) LIVE LOADS:
GROUND SNOW LOAD: 30 psf Pf 0.8 Ce Ct Ls Pg
SNOW DRIFT LOAD: ASCE-7
Ce 1.0 Ct 1.2 Is 1.0 ROOF LIVE LOAD (MINIMUM): 20 psf MECHANICAL: 10 psf SUSPENDED ROOF LOAD (MINIMUM): 10 psf
4) NET ALLOWABLE SOIL BEARING PRESSURES PER
GEOTECHNICAL REPORT DATED NOVEMBER 28, 2022: 3,000
PSF
5) CONCRETE STRENGTHS-MINIMUM 28 f'c 4,000 PSI (145 pcf DENSITY UNLESS NOTED OTHERWISE)
6) REINFORCING STEEL SHALL BE HIGH STRENGTH NEW
BILLET STEEL CONFORMING TO THE FOLLOWING:
DEFORMED BARS: ASTM A615, GR. 60 (UNLESS
NOTED OTHERWISE)
WELDABLE REINFORCING: ASTM A706, GR. 60
PLAIN BARS: ASTM A82
WELDED WIRE FABRIC: ASTM A185
EPOXY COATING: ASTM A775
7) STRUCTURAL STEEL
W-SHAPES: ASTM A992
OTHER ROLLED SHAPES AND
CONNECTION MATERIAL: ASTM A992
STIFFENER PLATES: ASTM A36
ANCHOR BOLTS: ASTM A307 (MINIMUM)
HIGH STRENGTH BOLTS A325/A490
PIPE: ASTM A53, GR. B
STRUCTURAL TUBES: ASTM A500, GR. B
SPECIAL INSPECTION REQUIREMENTS
1) THE FOLLOWING TYPES OF WORK REQUIRE SPECIAL
INSPECTION BASED ON SECTION 1701 OF THE
INTERNATIONAL BUILDING CODE. THE OWNER WILL EMPLOY
SPECIAL INSPECTIONS WHO SHALL PROVIDE SPECIAL
INSPECTIONS DURING:
a. EARTH WORK
b. CAST-IN-PLACE CONCRETE
c. STRUCTURAL STEEL
d. POST INSTALLATION
GENERAL NOTES
1) ESTABLISH AND VERIFY ALL OPENINGS AND INSERTS
FOR MECHANICAL, ELECTRICAL, AND PLUMBING WITH
APPROPRIATE TRADE CONTRACTORS. OPENING SIZES AND
LOCATIONS SHOWN FOR DUCTS, PIPES, INSERTS, ETC.,
WHEN SHOWN ARE FOR GENERAL INFORMATION ONLY AND
SHALL BE VERIFIED PRIOR TO FORMING.
2) BEFORE SUBMITTING A PROPOSAL FOR THIS WORK,
EACH BIDDER SHALL VISIT THE PREMISES AND ACQUAINT
THEMSELVES FULLY WITH THE EXISTING CONDITIONS,
TEMPORARY CONSTRUCTION REQUIRED, QUANTITIES AND
TYPES OF EQUIPMENT, ETC. THE BID SHALL INCLUDE ALL
SUMS REQUIRED TO DO THE WORK WITHIN THE EXISTING
CONDITIONS.
3) SHOP DRAWINGS PREPARED BY SUPPLIERS,
SUBCONTRACTORS, ETC. SHALL BE REVIEWED AND
COORDINATED PRIOR TO SUBMITTING TO THE ENGINEER.
EACH SHOP DRAWING SUBMITTED SHALL BE STAMPED,
INITIALED, AND DATED AS BEING REVIEWED BY THE
CONSTRUCTION MANAGER/GENERAL CONTRACTOR.
4) SHOP DRAWINGS PREPARED BY THE
SUBCONTRACTORS, SUPPLIERS, ETC. SHALL BE REVIEWED
BY THE ENGINEER FOR CONFORMANCE WITH DESIGN
CONCEPT ONLY. REVIEW BY THE ENGINEER SHALL NOT
BEGIN WITHOUT THE PRIOR COORDINATION AND REVIEW BY
THE CONSTRUCTION MANAGER/GENERAL CONTRACTOR.
WORK SHALL NOT BEGIN WITHOUT THE REVIEW BY THE
ARCHITECT.
5) DETAILS AND NOTES ON THE STRUCTURAL DRAWINGS
ARE INTENDED TO BE TYPICAL FOR SIMILAR SITUATIONS
ELSEWHERE. VERIFY ALL DIMENSIONS WITH THE
ARCHITECTURAL DRAWINGS. DO NOT SCALE DRAWINGS;
USE DIMENSIONS PROVIDED ONLY.
6) THE COST OF ADDITIONAL DESIGN WORK DUE TO
ERRORS OR OMISSIONS IN CONSTRUCTION SHALL BE
BORNE BY THE CONTRACTOR.
7) ANY ENGINEERING DESIGN PROVIDED BY OTHERS AND
SUBMITTED FOR REVIEW OR RECORD SHALL BEAR THE
STAMP SIGNATURE OF A PROFESSIONAL ENGINEER
LICENSED IN THE STATE OF IOWA.
8) ALL ELEVATIONS GIVEN THUS (+10'-0”) ARE TO TOP OF
FOOTING, JOIST BEARING, TOP OF STEEL, TOP OF SLAB,
ETC. WITH REFERENCED TO THE FINISHED FLOOR SLAB OR
TOP OF FLUSH FLUME.
CONSTRUCTION PROCEDURES AND SAFETY
REQUIREMENTS
1) COMPLY WITH ALL APPLICABLE CITY, COUNTY, STATE,
AND FEDERAL LAWS, INCLUDING OCCUPATIONAL SAFETY
AND HEALTH ACT (OSHA) AND REGULATIONS ADOPTED
PURSUANT THERETO.
2) THE CONTRACT STRUCTURAL DRAWINGS AND
SPECIFICATIONS REPRESENT THE FINISHED STRUCTURE
UNLESS OTHERWISE INDICATED, THEY DO NOT INDICATE
THE MEANS OR METHODS OF CONSTRUCTION.
3) PROVIDE ALL MEASURES NECESSARY TO PROTECT THE
WORKERS AND OTHER PERSONS DURING CONSTRUCTION.
PROVIDE ALL NECESSARY MEASURES TO AVOID EXCESSIVE
STRESSES AND TO HOLD THE STRUCTURAL ELEMENTS IN
PLACE DURING CONSTRUCTION. SUCH MEASURES SHALL
INCLUDE, BUT NOT BE LIMITED TO, BRACING, SHORING FOR
CONSTRUCTION EQUIPMENT, SHORING FOR EARTH BANKS
FORMS, SCAFFOLDING, PLANKING, SAFETY NETS, SUPPORT
AND BRACING FOR CRANES AND HOISTS, GUYING, ETC.
4) ENGAGE PROPERLY QUALIFIED PERSONS TO
DETERMINE WHERE AND HO TEMPORARY PRECAUTIONARY
MEASURES SHALL BE USED. OBSERVATION VISITS TO THE
SITE BY ENGINEER'S FIELD REPRESENTATIVES SHALL NOT
INCLUDE THE ITEMS NOTED ABOVE.
5) SUPERVISE AND DIRECT THE WORK SO AS TO MAINTAIN
SOLE RESPONSIBILITY FOR ALL CONSTRUCTION MEANS,
METHODS, TECHNIQUES, SEQUENCES, AND PROCEDURES.
RETAIN THE SERVICES OF A PROFESSIONAL ENGINEER
LICENSED IN THE STATE OF IOWA TO DESIGN AND
SUPERVISE ANY SCAFFOLDING FOR WORKMEN, AND ALL
SHORING OF FORMS AND ELEMENTS OF THE
CONSTRUCTION.
6) ANY ENGINEERING DESIGN PROVIDED BY OTHERS AND
SUBMITTED FOR REVIEW AND/OR RECORD SHALL BEAR THE
STAMP AND SIGNATURE OF A PROFESSIONAL ENGINEER
LICENSED IN THE STATE OF IOWA.
FOOTINGS AND FOUNDATIONS
1) ALL FOOTINGS SHALL BE PLACED ONTO FIRM
UNDISTURBED SOIL OR CONTROLLED COMPACTED FILL AS
DIRECTED BY THE PROJECT SOILS CONSULTANT REPORT
RECOMMENDATIONS. FOOTING ELEVATIONS SHOWN
DESIGNATE A MINIMUM DEPTH OF FOOTINGS WERE A SAFE
SOIL BEARING PRESSURE IS EXPECTED (SEE DESIGN
CRITERIA). FOOTINGS SHALL BE LOWERED OR EXTENDED
AND WALLS EXTENDED AS REQUIRED TO REACH THE
DESIGN BEARING PRESSURE.
2) WHERE EXISTING FILL IS ENCOUNTERED, REMOVE
EXISTING FILL FROM UNDER FOUNDATIONS AND REPLACE
WITH STRUCTURAL FILL PER GEOTECHNICAL REPORT.
3) GENERAL MACHINE EXCAVATION FOR FOOTINGS SHALL
STOP NOT LESS THAN 4” ABOVE THE ELEVATION OF
BOTTOMS OF FOOTINGS. FINAL EXCAVATION TO THE
REQUIRED UNDISTURBED SOIL ELEVATION SHALL BE DONE
NOT MORE THAN 12 HOURS BEFORE FOOTING IS PLACED.
THE EXCAVATION SHALL BE CRUMBED CLEAN.
4) ALL FOUNDATION EXCAVATIONS SHALL BE INSPECTED
AND CERTIFIED BY A QUALIFIED INDEPENDENT SOILS
TESTING FIRM.
5) NO FOOTING SHALL BE PLACED ONTO OR AGAINST
SUBGRADES CONTAINING FREE WATER, FROST, OR ICE.
6) UNLESS NOTED OTHERWISE, ALL FOOTINGS SHALL BE
CENTERED UNDER WALLS, PIERS, OR COLUMNS.
7) WHERE REQUIRED, ALL NECESSARY CHANGES IN
ELEVATION OF WALL FOOTINGS SHALL BE MADE IN STEPS
OF 1 VERTICAL TO 2 HORIZONTAL. LOCATION OF STEPS
SHALL BE COORDINATED WITH THE WALL FORMING SYSTEM
AND AT LEAST 2'-0” APART.
8) LONGITUDINAL REINFORCING IN WALL FOOTINGS SHALL
BE CONTINUOUS AT STEP DOWNS. SLOPE OR STEP
BOTTOM BARS IN WALL TO FOLLOW STEPS IN FOOTING
UNLESS OTHERWISE SHOWN.
9) LAP WALL FOOTING REINFORCING 24 BARS DIAMETERS
OR A MINIMUM OF 1'-6” AT SPLICES, UNLESS OTHERWISE
NOTED.
10) PROVIDE CORNER BARS IN FOOTINGS THE SAME SIZE
AND NUMBER AS THE CONTINUOUS REINFORCING, LAPPED
2'-0” WITH MAIN STEEL.
11) REINFORCING IN WALL FOOTINGS BETWEEN COLUMNS
SHALL EXTEND INTO COLUMN FOOTINGS A MINIMUM OF 2'-0 ”.
12) REINFORCING IN FOOTINGS SHALL BE ACCURATELY
PLACED, SPACED, SUPPORTED, AND SECURED BEFORE
PLACING CONCRETE (DO NOT “FLOAT” REINFORCING INTO
FOOTINGS.
13) PIPES EXTENDED UNDER FOOTINGS SHALL BE PLACED
BEFORE FOOTING IS PLACED AND THE VOID PRODUCED IN
LAYING THE PIPE SHALL BE FILLED WITH CONCRETE.
14) CROSS REFERENCE ARCHITECTURAL AND STRUCTURAL
DRAWINGS TO ASSURE PROPER DIMENSIONS AND
PLACEMENT OF ALL ANCHOR BOLTS, INSERTS, NOTCHES,
AND EDGES IN FOUNDATION WALLS.
15) BACKFILL PLACED AGAINST WALLS SHALL BE DONE
EVENLY ON BOTH SIDES.
16) BACK FILL AGAINST BASEMENT (SUBWAY) FOUNDATION
WALLS SHALL NOT BE PLACED UNTIL GROUND LEVEL FLOOR
AND LOWER LEVEL SLABS ARE IN PLACE AND CURED
UNLESS THE WALL IS PROPERLY BRACED. ALL BRACING, IF
USED, SHALL BE THE RESPONSIBILITY OF THE
CONTRACTOR.
17) BACKFILL PLACED DIRECTLY ADJACENT TO BASEMENT
AND RETAIN WALLS SHALL BE COMPACTED CLEAN FREE
DRAINING GRANULAR MATERIAL. FOR A MINIMUM OF 2'-6”
FROM FACE OF WALL. AT EXTERIOR LOCATIONS PROVIDE A
1'-6” DEEP CAP OF COMPACTED APPROVED IMPERVIOUS
COHESIVE MATERIAL AT TOP OF GRANULAR BACKFILL. ALL
BACKFILL SHALL BE COMPACTED USING HAND OPERATED
EQUIPMENT; NOT HEAVY EQUIPMENT SHALL BE ALLOWED
WITHIN 5'-0” OF ANY WALL.
18) ALL UNACCEPTABLE FILL AND TOP SOIL SHALL BE
REMOVED FROM BELOW ALL PROPOSED SLABS-ON-GRADE
AND THE EXPOSED NATURAL SOIL SHALL BE PROOF ROLLED
AND COMPACTION VERIFIED BY A QUALIFIED INDEPENDENT
SOILS TESTING FIRM PRIOR TO PLACING FILL. AREAS
EXHIBITING WEAKNESS SHALL BE REMOVED AND REPLACED
BY ACCEPTABLE COMPACTED FILL.
19) A MINIMUM 6” OF COMPACTED GRANULAR FILL SHALL BE
PLACED UNDER ALL SLABS-ON-GRADE. ALL FILL REQUIRED
TO ATTAIN FINAL SUB-GRADE FOR SLABS AND WALLS SHALL
BE AN ACCEPTABLE MATERIAL PLACED AND COMPACTED AS
DIRECTED BY THE PROJECT SOILS CONSULTANT REPORT
RECOMMENDATIONS.
20) A VAPOR BARRIER WITH MINIMUM 6 MIL THICKNESS
SHALL BE PLACED UNDER ALL INTERIOR SLAB-ON-GRAD OR
BELOW GRANULAR FILL; SEE ARCHITECTURAL DRAWINGS.
LAP AND SEAL ALL EDGES.
CONCRETE AND REINFORCING
1) ALL CONCRETE WORK SHALL CONFORM TO THE LATEST
EDITION OF THE AMERICAN CONCRETE INSTITUTE
PUBLICATIONS: ACI 301, ACI 304, ACI 311, ACI 315, ACI 318,
AND ACI 347 UNLESS OTHERWISE NOTED ON THE
DRAWINGS.
2) CONCRETE SHALL CONSIST OF THE FOLLOWING:
ASTM C150 TYPE 1 PORTLAND CEMENT
ASTM C33 NORMAL WEIGHT AGGREGATES
(LIMESTONE AGGREGATE AT EXPOSED LOCATIONS)
POTABLE WATER
CHLORIDES CONTENT SHALL BE LIMITED BY ACI
REQUIREMENTS FOR TYPE OF EXPOSURE.
CONCRETE WHICH WILL BE SUBJECTED TO REPEATED
CYCLES OF FREEZE-THAW DURING THE LIFE OF THE
STRUCTURE SHALL HAVE A WATER-CEMENT RATIO NOT
EXCEEDING 0.53 AND SHALL CONTAIN ENTRAINED AIR. SEE
ACI 301 FOR ADDITIONAL REQUIREMENTS
3) UNLESS OTHERWISE NOTED, PRINCIPAL
REINFORCEMENT SHALL HAVE THE FOLLOWING
PROTECTION:
SURFACES CAST AGAINST & PERMANENTLY EXPOSED TO
EARTH: 3 INCHES
FORMED SURFACES EXPOSED TO EARTH OR WATER:
2 INCHES
SLABS:
1 INCH (TOP)
3/4" INCH (BOT.)
WALLS (INTERIOR SURFACES ONLY): 1 INCH
TIES/STIRRUPS: 1 ½ INCHES
4) ALL SLABS-ON-GRADE, PADS, FILLS, AND TOPPINGS
SHALL HAVE A MINIMUM OF 6x6 - W1.4 x W1.4 WWF, UNLESS
NOTED OTHERWISE, PLACED 1” FROM TOP OF SLAB. LAP
WWF MINIMUM 2 PANELS AT EDGES AND ENDS AND
PROVIDE ADDITIONAL REINFORCING WHERE SHOWN ON
THE DRAWINGS.
5) ALL SLABS-ON-GRAD SHALL BE PLACED ON COMPACTED
GRANULAR FILL. PITCH SLABS TO DRAINS AND PROVIDE
DEPRESSIONS, WHERE SHOWN ON THE STRUCTURAL AND
ARCHITECTURAL DRAWINGS, WITHOUT REDUCING THE
THICKNESS OF SLAB INDICATED. FOR SLABS-ON-GRADE
DEPRESSIONS GREATER THAN 1”, SEE DETAILS FOR
ADDITIONAL REINFORCING.
6) PROVIDE SLAB-ON-GRADE CONSTRUCTION JOINTS,
AGAINST INTERIOR WALLS, AND BETWEEN WALLS. PROVIDE
JOINTS TO FORM AREAS NOT TO EXCEED 15' IN LENGTH IN
EACH DIRECTION. SEE TYPICAL DETAILS. SUBMIT DETAILED
DRAWINGS SHOWING LOCATIONS OF ALL CONSTRUCTION
JOINTS.
7) PROVIDE VERTICAL CONSTRUCTION JOINTS IN EXPOSED
CONCRETE WALLS AT A MAXIMUM UNIFORM SPACING NOT
TO EXCEED 30'-0”. COORDINATE JOINT LOCATIONS WITH
ARCHITECTURAL DRAWINGS.
8) PROVIDE ADEQUATE BOLSTERS, HI-CHAIRS, SUPPORT
BARS, ETC., TO MAINTAIN SPECIFIED CLEARANCES FOR THE
ENTIRE LENGTH OF ALL REINFORCING BARS. PROVIDE
ACCESSORIES WHICH ARE PLASTIC TIPPED OR GALVANIZED
WITH TURNED UP ENDS FOR REINFORCEMENT AL ALL
FACES OF EXPOSED CONCRETE, INTERIOR OR EXTERIOR.
9) TYPICAL CONCRETE WALL REINFORCING SHALL BE AS
FOLLOWS UNLESS OTHERWISE NOTED:
THICKNESS HORIZ. VERT. LOCATION
6 INCHES #4@18” #4@18” CENTERED
8 INCHES #4@12” #4@18” CENTERED
10 INCHES #4@10” #4@16” CENTERED
12 INCHES #4@16” #4@18” EACH FACE
16 INCHES #4@12” #4@16” EACH FACE
10) CONTINUOUS REINFORCING SHALL BE LAPPED AS
FOLLOWS UNLESS OTHERWISE NOTED:
ALL LAPS SHOWN ON THE DRAWINGS AND NOT
DIMENSIONED SHALL BE 24 BAR DIAMETERS. ADDITIONAL
LAPS REQUIRED FOR CONSTRUCTION SHALL BE CLASS BB
11) ALL FIELD BENDING OF REINFORCING SHALL BE DONE
COLD. HEATING OF BARS WILL NOT BE PERMITTED.
12) NO ALUMINUM OF ANY TYPE SHALL BE ALLOWED IN
CONCRETE WORK UNLESS COATED TO PREVENT
ALUMINUM-CONCRETE REACTION.
13) MAXIMUM O.D. OF EMBEDDED CONDUIT SHALL BE NO
LARGER THAN 1/3 OF THE SLAB THICKNESS. NO CONDUIT
SHALL BE PLACED ABOVE THE WELDED WIRE FABRIC OR
REINFORCING IN SLABS-ON-GRADE.
14) MECHANICALLY VIBRATE CONCRETE EXCEPT THAT
SLABS-ON -GRADE NEED ONLY BE VIBRATED AROUND
EMBEDDED ITEMS.
15) DO NOT CAST UNEXPOSED WALL OR IN LENGTHS OVER
60'-0”. WAIT 48 HOURS BETWEEN ADJACENT POURS.
16) ALL CONSTRUCTION JOINTS BETWEEN ADJACENT
CONCRETE POURS SHALL BE KEYED. JOINTS MUST BE KEPT
FREE OF DIRT, DEBRIS, FROM OILS, ETC. TO ASSURE
PROPER BOND WITH ADJACENT POUR.
17) FLOOR TOLERANCES:
SURFACE TOLERANCE: CLASS B. (SEE ACI 301)
THICKNESS: PLUS 1”, MINUS ½” SLAB ON GRADE PLUS 1”,
MINUS ¼” STRUCTURAL AND COMPOSITE SLABS. REPLACE
ANY SLAB WITH A THICKNESS DEVIATION AS DIRECTED BY
THE EOR.
18) MAXIMUM FREE DROP OF ANY CONCRETE 6'-0 ”
19) ALL BAR DETAILING AND ACCESSORIES TO BE
FURNISHED SHALL CONFORM TO TYPICAL DETAILS AND
STANDARDS IN THE LATEST ACI STANDARD 315 DETAILING
MANUAL, EXCEPT AS OTHERWISE SHOWN, NOTED, OR
SPECIFIED.
20) CONCRETE EXPOSURE CLASS -
EXTERIOR WALLS, CURBS, AND FOOTINGS: F-2
EXTERIOR SLABS: A-2
INTERIOR SLABS, CURBS, AND HEATED AREAS NOT
EXPOSED TO MANURE: N
ALL CONCRETE EXPOSED TO MANURE OR SILAGE: A-1
STRUCTURAL STEEL
1) STRUCTURAL STEEL DETAILS, FABRICATION, AND
ERECTION SHALL CONFORM TO THE LATEST EDITION OF
THE AISC “STEEL CONSTRUCTION MANUAL” UNLESS
OTHERWISE SHOWN OR SPECIFIED.
2) HIGH STRENGTH BOLTS SHALL BE INSTALLED IN
ACCORDANCE WITH AISC “SPECIFICATIONS FOR
STRUCTURAL JOINTS USING ASTM A325 OR A490 BOLTS”
LATEST EDITION. BOLTS ARE DESIGNED AS BEARING-TYPE
CONNECTIONS, UNLESS NOTED OTHERWISE.
3) USE TENSION CONTROL BOLTS WITH ALL HIGH
STRENGTH BOLTS REQUIRING FULLY TIGHTENED
CONDITIONS.
4) ALL WELDING SHALL BE DONE BY AWS CERTIFIED
WELDERS WITH EXPERIENCE AND CERTIFICATION IN THE
TYPES OF WELDING INDICATED. CERTIFICATES SHALL NOT
HAVE LAPSED DUE TO DISUSE FOR 6 MONTHS.
5) ALL WELDS TO BE E70XX ELECTRODES AND/OR 0.035”
SOLID WIRE.
6) FIELD CONNECTIONS SHALL BE WELDED OR BOLTED.
SHOP CONNECTIONS SHALL BE WELDED UNLESS
OTHERWISE INDICATED OR APPROVED. WELDS INDICATED
WITH A SHOP WELD SYMBOL MAY BE MADE IN THE FIELD
WITH THE APPROVAL OF THE EOR.
7) UNLESS NOTED OTHERWISE, ALL WELDS SHALL BE
CONTINUOUS 3/16” THROAT. ALL FULL AND/OR PARTIAL
PENETRATIONS WELDS SHALL BE FULLY DETAILED ON THE
SHOP DRAWINGS.
8) FABRICATOR SHALL SELECT AISC SIMPLE SHEAR
CONNECTIONS FOR STEEL BEAMS CAPABLE OF CARRYING
THE REACTION FORCE WHEN INDICATED OR 75% OF THE
TOTAL UNIFORM LOAD FOR THE GIVEN SIZE, SPAN, AND
GRADE OF BEAM, AS TABULATED IN THE AISC TABLES FOR
ALLOWABLE LOADS.
9) SIMPLE SHEAR CONNECTIONS SHALL BE STANDARD
DOUBLE ANGLE OR SINGLE SHEAR PLATES, UNLESS NOTED
OTHERWISE. SELECT CONNECTIONS FROM THE AISC,
SIMPLE SHEAR CONNECTIONS DESIGN AID, LATEST EDITION
WHENEVER POSSIBLE. ALL BOLTED CONNECTIONS SHALL
HAVE MINIMUM 2 BOLTS, UNLESS NOTED OTHERWISE.
10) SHOP PAINT STRUCTURAL STEEL WITH A STANDARD
PRIMER.
11) GROUT UNDER BEAM BERING PLATES AND COLUMN
BASE PLATES.
12) CUTS, HOLES, OPENINGS, ETC., REQUIRED IN
STRUCTURAL STEEL MEMBERS FOR THE WORK OF OTHER
TRADES SHALL BE SHOWN ON THE SHOP DRAWINGS.
BURNING HOLES AND CUTS IN THE FIELD SHALL NOT BE
PERMITTED., EXCEPT BY WRITTEN AUTHORIZATION FROM
THE EOR.
13) FURNISH AND INSTALL MISCELLANEOUS STEEL (CURBS,
HANGERS, EXPANSION JOINT ANGLES, STRUTS, ETC.) AS
CALLED FOR OR AS NECESSARY PER ARCHITECTURAL AND
MECHANICAL/ELECTRICAL DRAWINGS.
14) CAMBER BEAMS AS INDICATED ON THE DRAWINGS.
FABRICATE AND INSTALL BEAMS WITH NATURAL CAMBER
UPWARDS.
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INTERNATIONAL BUILDING CODE,
AMERICAN CONCRETE INSTITUTE,
AMERICAN INSTITUTE OF STEEL CONSTRUCTION,
NATIONAL FOREST PRODUCTS ASSOCIATION, NDS
2) LATERAL LOADS
WIND: WIND
SPEED 105 mph
EXPOSURE C
IMPORTANCE FACTOR Ls 1.00 GROUND ELEVATION FACTOR, Ke 1.00 TOPOGRAPHIC FACTOR, Kzt 1.00 WIND DIRECTIONAL FACTOR, Kd 0.85
GUST EFFECT FACTOR, 0.85
INTERNAL PRESSURE COEFFICIENT, VARIES
3) LIVE LOADS:
GROUND SNOW LOAD: 30 psf Pf 0.8 Ce Ct Ls Pg
SNOW DRIFT LOAD: ASCE-7
Ce 1.0 Ct 1.2 Is 1.0 ROOF LIVE LOAD (MINIMUM): 20 psf MECHANICAL: 10 psf SUSPENDED ROOF LOAD (MINIMUM): 10 psf
4) NET ALLOWABLE SOIL BEARING PRESSURES PER
GEOTECHNICAL REPORT DATED NOVEMBER 28, 2022: 3,000
PSF
5) CONCRETE STRENGTHS-MINIMUM 28 f'c 4,000 PSI (145 pcf DENSITY UNLESS NOTED OTHERWISE)
6) REINFORCING STEEL SHALL BE HIGH STRENGTH
NEW BILLET STEEL CONFORMING TO THE FOLLOWING:
DEFORMED BARS: ASTM A615,
GR. 60 (UNLESS NOTED OTHERWISE)
WELDABLE REINFORCING: ASTM A706, GR. 60
PLAIN BARS: ASTM A82
WELDED WIRE FABRIC: ASTM A185
EPOXY COATING: ASTM A775
7) STRUCTURAL STEEL
W-SHAPES: ASTM A992
OTHER ROLLED SHAPES AND
CONNECTION MATERIAL: ASTM A992
STIFFENER PLATES: ASTM A36
ANCHOR BOLTS: ASTM A307
(MINIMUM)
HIGH STRENGTH BOLTS A325/A490
PIPE: ASTM
A53, GR. B
STRUCTURAL TUBES: ASTM A500, GR. B
SPECIAL INSPECTION REQUIREMENTS
1) THE FOLLOWING TYPES OF WORK REQUIRE SPECIAL
INSPECTION BASED ON SECTION 1701 OF THE
INTERNATIONAL BUILDING CODE. THE OWNER WILL EMPLOY
SPECIAL INSPECTIONS WHO SHALL PROVIDE SPECIAL
INSPECTIONS DURING:
a. EARTH WORK
b. CAST-IN-PLACE CONCRETE
c. STRUCTURAL STEEL
d. POST INSTALLATION
GENERAL NOTES
1) ESTABLISH AND VERIFY ALL OPENINGS AND INSERTS
FOR MECHANICAL, ELECTRICAL, AND PLUMBING WITH
APPROPRIATE TRADE CONTRACTORS. OPENING SIZES AND
LOCATIONS SHOWN FOR DUCTS, PIPES, INSERTS, ETC.,
WHEN SHOWN ARE FOR GENERAL INFORMATION ONLY AND
SHALL BE VERIFIED PRIOR TO FORMING.
2) BEFORE SUBMITTING A PROPOSAL FOR THIS WORK,
EACH BIDDER SHALL VISIT THE PREMISES AND ACQUAINT
THEMSELVES FULLY WITH THE EXISTING CONDITIONS,
TEMPORARY CONSTRUCTION REQUIRED, QUANTITIES AND
TYPES OF EQUIPMENT, ETC. THE BID SHALL INCLUDE ALL
SUMS REQUIRED TO DO THE WORK WITHIN THE EXISTING
CONDITIONS.
3) SHOP DRAWINGS PREPARED BY SUPPLIERS,
SUBCONTRACTORS, ETC. SHALL BE REVIEWED AND
COORDINATED PRIOR TO SUBMITTING TO THE ENGINEER.
EACH SHOP DRAWING SUBMITTED SHALL BE STAMPED,
INITIALED, AND DATED AS BEING REVIEWED BY THE
CONSTRUCTION MANAGER/GENERAL CONTRACTOR.
4) SHOP DRAWINGS PREPARED BY THE
SUBCONTRACTORS, SUPPLIERS, ETC. SHALL BE REVIEWED
BY THE ENGINEER FOR CONFORMANCE WITH DESIGN
CONCEPT ONLY. REVIEW BY THE ENGINEER SHALL NOT
BEGIN WITHOUT THE PRIOR COORDINATION AND REVIEW BY
THE CONSTRUCTION MANAGER/GENERAL CONTRACTOR.
WORK SHALL NOT BEGIN WITHOUT THE REVIEW BY THE
ARCHITECT.
5) DETAILS AND NOTES ON THE STRUCTURAL
DRAWINGS ARE INTENDED TO BE TYPICAL FOR SIMILAR
SITUATIONS ELSEWHERE. VERIFY ALL DIMENSIONS WITH
THE ARCHITECTURAL DRAWINGS. DO NOT SCALE
DRAWINGS; USE DIMENSIONS PROVIDED ONLY.
6) THE COST OF ADDITIONAL DESIGN WORK DUE TO
ERRORS OR OMISSIONS IN CONSTRUCTION SHALL BE
BORNE BY THE…
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