📦 AASHTO H-20 / Tier 22 Polymer Concrete Underground Vaults (22,500 Lb Load)

Underground Telecom Handhole & Vault Calculator

Size underground polymer concrete and precast handholes and splice vaults under AASHTO H-20 & ANSI/SCTE 77 (Tier 15 / Tier 22 22,500 lb heavy roadway load ratings): calculate pit excavation cubic yards, crushed stone drainage sump base (tons), splice closure rack mounting, and telecom civil installation margins.

1. Project & Operating Inputs

Total Handholes & Splice Vaults Placed (Vault Count e.g. 24 Vaults)

Vault Footprint Size (Inches e.g. 30"x48"x36" Deep Tier 22 Vault)

Customer Bid Price for Supplied & Excavated Vault ($ / Unit e.g. $3,450)

Tier 22 Polymer Box, Cast Iron Ring, Crushed Stone & Mini-Ex ($ / Unit)

2. Financial Breakdown & Yield

AASHTO H-20 TELECOM VAULTS

Turnkey Handhole Vault Profit

Civil Telecom Contractor Margin

0.0%

Gross Revenue / Bill

Total Project CapEx

Operating / Material Cost