ord-d-gs09r-c004.pdf

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REVDRAWING NO

DATE JCN

APPROVED BY

ISSUED BY

CHECKED

DRAWN

DESIGNED

SUBMITTED BY

REVIEWED BY

FEDERAL AVIATION ADMINISTRATION

DEPARTMENT OF TRANSPORTATION

REV

DATE

APPROVED

DESCRIPTION JCN

DATE

REDLINE

APVD

A01 1 2

SCALE IN FEET

L

1’ -6 1/8" 7 11/16" 2’ -7 3/16"

2’ -4 1/2"

1’ -7 1/2" 4’ -9" 1’ -7 1/2"

1" PVC CONDUIT (TYP)

2" 0 2" 4"

SCALE: 6" = 1’-0"

1 29/32"

3 13/16"

CENTER OF TOWER LEG

3" 0 3" 9"6"

SCALE: 3" = 1’-0"

1" HOLE (TYPICAL)

EXISTING GRADE

ENDS (TYPICAL)

THREADS AT BOTH

ANCHOR BOLTS WITH

GALVANIZED STEEL

7/8" x 24" LONG

INSTALL

WASHERS (TYPICAL)

HEX NUTS AND

7/8" GALVANIZED

INSTALL

PER DETAIL "4".

GALVANIZED STEEL PLATE

7" SQUARE, 3/8" THICK

INSTALL

STEEL PLATE

3/8" THICK GALVANIZED

BB

CONCRETE PIER FOUNDATION DETAIL

PLAN

DETAIL (FAA FURNISHED)

ANCHOR BOLT PLATE

NOT TO SCALE

PAVED PLOT AND ACCESS ROAD DETAIL

TYPICAL SECTION FOR ASPHALT

NOT TO SCALE

PIER REINFORCING DETAIL

PLAN

B

SECTION

ELEVATION

WITH TOP OF FOUNDATION

TOP OF SURFACING SHALL BE FLUSH

1’-7 1/2"

C L

AND FOUNDATION C

ANTENNA TOWER

ANCHOR BOLT ASSEMBLY PER DETAIL "3"

3/4" CHAMFER ALL AROUND

DETAIL "3" AND DETAIL "4"

ANCHOR BOLT ASSEMBLY PER

TO RUNWAY CENTERLINE

THIS LINE SHALL BE PARALLEL

1" PVC

CONDUIT (TYP)

8’-0"

120°

0°

FOUNDATION

TOP OF CONCRETE

TOWER LEG

7"

" 6" CRUSHED AGGREGATE

WITHIN 5" FROM T/FDN.)

(3 PER SET - 2 SETS

4 TIES#

SPACED ALL AROUND

8 REBAR EQUALLY #20 -

4 TIES, 10" O.C. PER DETAIL "2"#

8 (TYP)#

6 T&B EACH WAY#8-

AND PLATE DETAIL

ANCHOR BOLT

GEOTEXTILE

1 1/2" ASPHALT (FINISH)

2 1/2" ASPHALT (BASE)

AND 1 1/2" COMPACTED DEPTH FINISH COURSE.

PLACE 2 1/2" COMPACTED DEPTH BASE COURSE

TO 6" COMPACTED DEPTH PER SPECIFICATIONS.

PLACE GEOTEXTILE FABRIC, AND CRUSHED ROCK

REMOVE TOPSOIL, COMPACT THE SUBGRADE,

NOTES:

1.

2.

TEMPLATE WITH REFERENCE TO TOWER BASE PRIOR TO PLACING CONCRETE.

FOR GLIDE SLOPE ANTENNA MAST ANCHOR BOLTS ARE +/-1/16" OF DIMENSIONS SHOWN. VERIFY ANCHOR BOLT

SEE GLIDE SLOPE SITE PLAN FOR FOUNDATION LOCATION AND TOP ELEVATION. HORIZONTAL TOLERANCES

OPTIMUM DENSITY.

SHAPED PER OSHA REQUIREMENTS. FOOTING SHALL REST ON UNDISTURBED SOIL OR SOIL COMPACTED TO 95%

SEE THE SPECIFICATIONS FOR EXCAVATION AND BACKFILL REQUIREMENTS. EXCAVATION SHALL BE SHORED OR

3. CONCRETE DESIGN, MATERIAL, AND WORKMANSHIP SHALL CONFORM TO THE DESIGN DRAWINGS.

4.

CURING REQUIREMENTS.

FINISHED. SEE THE SPECIFICATIONS FOR CONCRETE FORM WORK, REINFORCEMENT, MATERIAL, PLACEMENT, AND

COMPRESSIVE STRENGTH OF 3000 PSI AFTER 28 DAYS. FOUNDATION TOP SHALL BE LEVEL +/-1/8" AND BROOM

CONCRETE SHALL HAVE A MAXIMUM SLUMP OF 3", 3/4" MAXIMUM AGGREGATE SIZE, AND SHALL ATTAIN A MINIMUM

5. REINFORCING STEEL SHALL BE DEFORMED BARS CONFORMING TO ASTM A615, GRADE 60 (60 KSI YIELD).

6.

AND A FROST DEPTH OF 42".

FOUNDATION IS BASED UPON A DESIGN WIND SPEED OF 90 MPH, A MINIMUM SOIL BEARING CAPACITY OF 3000 PSF, 7.

8.

IN TURNOVER BINDERS.

THE CONTRACTOR SHALL PROVIDE A SURVEY OF THE LOCATION, ELEVATIONS AND PLUMBNESS. PROVIDE A SURVEY

TOP NUT AFTER INSTALLATION. ALL EXTERIOR EXPOSED THREADED CONNECTIONS SHALL HAVE ANTI-SEIZE APPLIED.

IN THE PRESENCE OF DISTRICT PERSONNEL. ENSURE THAT A MINIMUM OF TWO TURNS WILL REMAIN ABOVE THE

THE TORUQE VALUE SHOULD BE AND WHAT THE TORQUE VALUE WAS SET TO. TORQUING SHALL BE PERFORMED

TOWER MAST NUTS SHALL BE TORQUED ACCORDINGLY AND DOCUMENTED. DOCUMENTATION SHALL SHOW WHAT

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10/31/2019 1898272

ORD-D-GS09R-C004

C O

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ENGINEERING SERVICES

GS

GLIDE SLOPE - RUNWAY 9R

ANTENNA TOWER FOUNDATION DETAILS

CHICAGO O’HARE INTERNATIONAL AIRPORTCHICAGO

PROJECT ENGINEER MGR: ENGINEERING

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THIS DRAWING PRODUCED ON THE AGL REGION MICROSTATION SYSTEM

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