WWYK143004_CU506.pdf
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- Attached to
- Tinker AFB MAC BOA - WWYK240176 - Replace Industrial Waste Lift Stations 6N & 6S, B62501
- Solicitation number
- FA813726R0043
About this file
This is a technical drawing document (Sheet CU506) for airfield structure details, specifically depicting airfield manhole frame details and apron storm drain structures for the KC-46A Depot Maintenance Complex Support Infrastructure project at Tinker Air Force Base, Oklahoma City, Oklahoma.
The document provides detailed construction specifications and design requirements for reinforced concrete structures including airfield-rated manholes, storm drain inlets, and related utility structures. Key specifications include: reinforced concrete with minimum 28-day compressive strength of 4,000 PSI normal weight, prepared in accordance with ACI Manual of Concrete Practice; reinforcing steel bars per ASTM A615M Grade 420 (ASTM A615 Grade 60) with welded wire fabric per ASTM A185; concrete clear cover requirements varying from 0.75 to 3 inches depending on exposure conditions; and minimum embedment and lap splice lengths for reinforcing bars ranging from 8 to 66 inches. The structures are designed for aircraft loading in accordance with Air Force ETL 02-1, requiring 30-inch minimum diameter aircraft-rated cast iron storm grates or solid manhole lids and frames. The document specifies that all precast structures must be designed by a licensed structural engineer in Oklahoma, with stamped and sealed structural drawings, design calculations, and waterproofing methods submitted for approval prior to fabrication. The contract number is W912BV-16-C-0029, with the drawing dated May 2016 (as-built version from July 2026).
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Text version
12"VARIES
(6.80' MAX)
12"
VARIES (8.80' MAX)
SE
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ADD BARS 3 -
#6 TOP AND
BOT
AIRCRAFT TRAFFIC RATED
CAST IRON STORM GRATE
OR SOLID MANHOLE LID AND
FRAME. SEE UTILITY
STRUCTURES TABLES ON
CU600 AND CU601
GRADE GRADE
JET FUEL
RESISTANT
WATERSTOP
TYP ALL SIDES,
CONT
SEE BASE SLAB PLAN FOR REINF
COMPACTED GRANULAR FILL
CONCRETE FILL
#5 @ 12" TOP
#6 @ 12" BOT
#5
2"
T O
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6.
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24" 12" 14.00' MAX - VARIES (SEE UTILITY
STRUCTURE TABLES ON CU600 AND CU601)
12" 24"
FLOW
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TYP
20" MIN12 - #5 V
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#4 COLUMN
TIES @ 5"
SEE SECTION 1 FOR
TYP WALL REINF
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12"VARIES (14.00' MAX)12"
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FACE BARS
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SEE BASE SLAB
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COMPACTED GRANULAR MATERIAL
PIPE DIA
48" MAX
#6 @ 10"
EW BOT
AIRCRAFT TRAFFIC RATED
CAST IRON STORM GRATE
OR SOLID MANHOLE LID AND
FRAME. SEE UTILITY
STRUCTURES TABLES ON
CU600 AND CU601
Ø m m m m T
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LOCATION POINT
DOUBLE OR SINGLE GRATE
AIRCRAFT RATED CAST IRON
STORM GRATE OR SOLID
MANHOLE LID AND FRAME. SEE
UTILITY STRUCTURES TABLES
ON CU600 AND CU601
BASE SLAB PLAN TOP SLAB PLAN
SECTION 1 SECTION 2
DETAIL G DETAIL F
DETAIL A4
DETAIL F
DETAIL G (MINIMUM
BETWEEN PIPES)
#5 @ 10" TOP
#5 @ 10" BOT
BROOMED FINISH
2 #6 ADD BARS T&B
#6 @ 9"
#6 @ 12"
EW TOP (TYPICAL)
#6 @ 12" EW BOTTOM (TYPICAL)
4"X2" SHEAR KEY
SEE SECTION 1 AND 2 FOR
TYPICAL WALL REINFORCING
AND BASE SLAB PLAN FOR
WALL CORNER ADD BARS
1'-0" 1'-0" 15"
RADIUS
1'-4 3/4"
RADIUS
1' -1
0"
3'-0" cL
1' -0
"1' -6
30" DIAMETER AIRCRAFT
RATED COVER AND FRAME
SCALE: NTS
AIRFIELD MANHOLE FRAME DETAILA4SCALE: NTS
APRON STORM DRAIN STRUCTURE LARGE/MULTIPLE PIPESA1
GENERAL NOTES:
1. MATERIALS: SEE THE CONTRACT SPECIFICATIONS FOR COMPLETE REQUIREMENTS AND COMPLY WITH ALL APPLICABLE OSHA REGULATIONS
REINFORCED CONCRETE: PER SPECIFICATIONS.
A. REINFORCED CONCRETE SHALL BE PREPARED AND PLACED IN ACCORDANCE WITH ACI MANUAL OF CONCRETE PRACTICE.
2. UNLESS NOTED OTHERWISE: MINIMUM 28-DAY COMPRESSIVE STRENGTH 4000 PSI, NORMAL WEIGHT.
3. FORMWORK
A. CONTRACTOR SHALL BE RESPONSIBLE FOR DESIGN, ENGINEERING, STRUCTURAL ADEQUACY, AND CONSTRUCTION OF ALL CONCRETE
FORMWORK IN ACCORDANCE WITH THE CONTRACT SPECIFICATIONS.
B. COORDINATE ALL CONCRETE WORK WITH THE PLACEMENT OF PIPING, INSERTS, FLOOR DRAINS, AND OTHER EMBEDDED ITEMS
INDICATED ON THE CONTRACT DRAWINGS OR IN THE CONTRACT SPECIFICATIONS.
C. PROVIDE 3/4 INCH CHAMFER STRIPS ON ALL EDGES OF EXPOSED CONCRETE, UNLESS NOTED OTHERWISE.
4. REINFORCING STEEL
A. BARS: ASTM A615M GRADE 420 (ASTM A615, GRADE 60).
B. WELDED WIRE FABRIC: ASTM A185.
C. ALL CONCRETE SHALL BE REINFORCED UNLESS SPECIFICALLY MARKED "NOT REINFORCED" OR "UNREINFORCED".
D. SUBCONTRACTOR SHALL DETAIL AND PLACE ALL REINFORCEMENT IN ACCORDANCE WITH ACI SP-66, ACI 301, ACI 318, AND CRSI MANUAL
OF STANDARD PRACTICE.
5. MINIMUM CONCRETE CLEAR COVER OVER REINFORCEMENT SHALL BE AS FOLLOWS, UNLESS NOTED OTHERWISE:
A. CONCRETE CAST AGAINST AND PERMANENTLY EXPOSED TO EARTH: 3 INCHES.
B. CONCRETE EXPOSED TO EARTH OR WEATHER: Ø19 THROUGH Ø36 BARS (#6 THROUGH #11 BARS) - 2 INCHES; Ø16 AND SMALLER BARS
(#5 AND SMALLER BARS), WELDED WIRE FABRIC - 1.5 INCHES.
C. CONCRETE NOT EXPOSED TO WEATHER OR IN CONTACT WITH THE GROUND: SLABS AND WALLS - 3/4 INCHES; BEAMS AND COLUMNS, PRIMARY REINFORCEMENT, TIES, STIRRUPS, SPIRALS - 1.5 INCHES.
6. EMBEDMENT AND LAP SPLICE LENGTHS FOR ALL REINFORCING STEEL BARS SHALL CONFORM TO THE FOLLOWING PROVISIONS, UNLESS
NOTED OTHERWISE.
A. MINIMUM STRAIGHT EMBEDMENT LENGTHS:
#3 - 11" #6 - 22" #9 - 41" #4 - 15" #7 - 32" #10 - 46" #5 - 18" #8 - 36" #11 - 51" B. MINIMUM LAP SPLICE LENGTHS (mm):
#3 - 14" #6 - 28" #9 - 53" #4 - 19" #7 - 41" #10 - 59" #5 - 24" #8 - 47" #11 - 66"
C. MINIMUM HOOK EMBEDMENT LENGTHS:
#3 - 8" #6 - 15" #9 - 22" #4 - 10" #7 - 17" #10 - 25" #5 - 12" #8 - 19" #11 - 27" D. HORIZONTAL BARS HAVING MORE THAN 12 INCHES OF CONCRETE PLACED BELOW THEM SHALL BE CONSIDERED TOP REINFORCEMENT
AND SHALL HAVE MINIMUM STRAIGHT EMBEDMENT AND LAP SPLICE LENGTHS INCREASED BY NOT LESS THAN 30% OVER THOSE GIVEN
ABOVE.
7. PROVIDE ADDITIONAL REINFORCEMENT AT ALL OPENINGS AND CORNER BARS AT ALL INTERSECTING GRADE BEAMS, WALLS, AND CURBS IN
ACCORDANCE WITH THE STANDARD DETAILS ON THE DRAWINGS, UNLESS NOTED OTHERWISE.
8. AIRCRAFT DESIGN LOADS: STRUCTURES NOTED AS AIRCRAFT RATED ARE DESIGNED IN ACCORDANCE WITH AIR FORCE ETL 02-1. ALL PRECAST STRUCTURES SHALL BE DESIGNED BY A LICENSED STRUCTURAL ENGINEER IN THE STATE OF OKLAHOMA. CONTRACTOR SHALL SUBMIT STAMPED AND SEALED STRUCTURAL DRAWINGS, DESIGN CALCULATIONS AND WATER PROOFING METHOD FOR APPROVAL PRIOR TO FABRICATION. SEE UTILITY STRUCTURE NOTES ON CU100 FOR AIRCRAFT LOADING, SEE UTILITY STRUCTURES TABLE ON CU600 FOR SIZES, SEE UTILITY PROFILES FOR RIM AND INVERTS.
9. AIRCRAFT RATED FRAME AND COVER 30" MINIMUM DIAMETER, OR AS SHOWN ON PLANS, OPENING SOLID COVER FOR MANHOLES AND
GRATED COVER FOR STORM DRAIN INLETS.
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