1-3319-1V1.pdf

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Attached to
Competitive Selection OH|DOT07526-9
Contract number
DOT07526-9
Issued by
Ohio

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This document is a detailed technical drawing for an Extra Heavy Steel Tube Foundation designed by Western Towers, located in San Angelo, Texas. The drawing (DWG. NO. 3319-1V1) is a proprietary and confidential specification for a tower foundation, dated 2/27/2025, with a single sheet depicting the foundation's technical specifications and component details.

The foundation is engineered for 60', 40', and 20' extra heavy tilt towers, with specific technical requirements including compacted backfill with an ultimate cohesion of 1750 PSF, hot-dipped galvanized steel components per ASTM A123 specifications, and precise hardware specifications. The foundation weighs 1064 lbs and includes components such as an extra heavy steel tube foundation weld, 1 1/2"-6 UNC all-thread bolts, flat washers, split lock washers, and hex nuts. Key technical specifications include a maximum 6" ground line protrusion, a 2'-1 1/2" height, and specific material grades for all-thread (F1554-105) and nuts (A563 Grade DH or better).

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6" MAX

WESTERN TOWERS. FOR USE

(325) 658 - 6539

BY:

3319-1V1

SHEET 1 OF 1

EXTRA HEAVY STEEL TUBE

TOLERANCES ARE:

SCALE: 1:18

DWG. NO.

JB

FRACTIONAL:

PROJECTION: TITLE:

UNLESS OTHERWISE NOTED,

2/27/2025DATE:

FOUNDATION

BY WESTERN TOWERS ONLY.

0.1

B

DEGREE:

DIMENSIONS ARE IN INCHES

SHEET SIZE:

DECIMAL:

1/8

PROPRIETARY DRAWINGS

CONFIDENTIAL

INFORMATION WHICH

CANNOT BE ISSUED,

COPIED, OR USED BY

OTHERS WITHOUT WRITTEN

AUTHORIZATION BY

320 W. 26TH - SAN ANGELO, TEXAS 76903

WESTERN TOWERS

2X

DETAIL A

SCALE 1 : 5

4X

3 5

5X

1" MAX.

SPACE

4.

F436.

A563 GRADE DH OR BETTER. WASHERS ARE TO BE

GROUND LINE

TOWER

NOTES:

THIS FOUNDATION WAS ORIGINALLY DESIGNED 1.

FOR 60', 40', & 20' EXTRA HEAVY TILT TOWERS.

COMPACTED BACK FILL SHALL OBTAIN AN 2.

ULTIMATE COHESION OF 1750 PSF.

ALL STEEL COMPONENTS SHALL BE HOT DIPPED 3.

GALVANIZED TO ASTM A123 SPECIFICATIONS.

ALL-THREAD TO BE F1554-105. NUTS ARE TO BE

A

2'-1 1/2"

ITEM NO. PART NUMBER DESCRIPTION QTY

1 2261-2 EXTRA HVY STEEL TUBE FND WELD 1

2 5026-1 1 1/2"-6 UNC ALL-THREAD X 18" LONG 4

3 5102-11 1 1/2" FLAT WASHER 16

4 5103-10 1 1/2" SPLIT LOCK WASHER 8

5 5101-10 1 1/2" HEX NUT 20

STEEL TUBE FOUNDATION WEIGHT: 1064 LBS

File details come from the government source that posted it. Updated .