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US Standard Industrial Classification (SIC) Code Lookup

Division: C - Construction

US-SIC Code 1794 - Excavation Work

Industry Description

Special trade contractors primarily engaged in excavation work and digging foundations, including digging and loading. Contractors in this industry may also perform incidental concrete work. Contractors primarily engaged in concrete work are classified in Industry 1771; and those primarily engaged in trenching or in earth moving and land clearing not related to building construction are classified in Major Group 16.

Business Examples

Common types of business activities within US SIC 1794 - Excavation Work are:

  • Excavation work-contractors
  • Foundation digging (excavation)-contractors
  • Grading: except for highways, streets, and airport runways-contractors

IBISWorld Industry Research Report

Excavation Contractors in the US (23891a)

Revenue 2025

$203.1bn

Growth 2025

-0.16%

Key Trends

  • The industry has been fueled by a strong residential housing market

  • Revenue will slow down in 2022 as the value of residential construction declines

  • Demand for excavation work is projected to accelerate slightly in the nonresidential building market

Products and Services

US-SIC Hierarchy 1794 - Excavation Work

US-SIC Code 1794 - Excavation Work sits in the 2-digit Excavation Work sector. US SIC codes can be 2 to 8 digits and the further along the hierarchy, the more detailed and specific the category will be.

Division: C

Division Title: Construction

2 Digits 3 Digits 4 Digits

Extended US-SIC Hierarchy for 1794 - Excavation Work

For business marketing and targeting, US SIC Codes have been extended to provide more specific classifications within US-SIC 1794 - Excavation Work. Extended US SIC Codes are being continuously updated to reflect the current business environment.

6 Digit SIC Codes

  • 179401 Landfill demolition
  • 179402 Foundation-drilling contractors
  • 179403 Excavating contractors
  • 179404 Bulldozing
  • 179405 Foundation-contractors
  • 179406 Contractors-site development
  • 179407 Land clearing & leveling
  • 179408 Dirt contractors
  • 179409 Slabjacking contractors
  • 179410 Site development contractors
  • 179411 Dozer service

8 Digit SIC Codes

  • 17940000 Excavation work
  • 17949900 Excavation work, nec
  • 17949901 Excavation and grading, building construction

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US SIC Code Directory

Each US SIC Code is part of a Division, which corresponds with a numerical range. Select a Division category from the table below, then drill down to discover the industries within that Division.

Division US-SIC Code Sector title
A 01-09 Agriculture, Forestry, and Fishing
B 10-14 Mining
C 15-17 Construction
D 20-39 Manufacturing
E 40-49 Transportation, Communications, Electric, Gas, and Sanitary Services
F 50-51 Wholesale Trade
G 52-59 Retail Trade
H 60-67 Finance, Insurance, and Real Estate
I 70-89 Services
J 90-99 Public Administration

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