5
In-Ground Mast Foundation
Foundation Requirements & Specifications:
• Steel Mast:
6” Schedule 80, L=90”; 6 5/8” O.D.
• Concrete: 3000 psi at 28 days, poured against undistrurbed soil
(Allow concrete 24 hour set time before installation of antenna)
• Soil Bearing Capacity > 2000 psf.
• Ground the Antenna to meet applicable local Codes.
6-5/8in. O.D. Pipe
Grade Level
Anti-Twist
Weldment
24” Diam.
42”
60”
48”
min.
NOTE: Required space needed for Navigator is 42” minimum on pole above ground.
