ETTL
Precertifications
for TxDOT

Click here to see a profile of ETTL's
Geotechnical and Hazardous
Materials Services for TxDOT projects. 		See bottom tables for links to comprehensive listings of soil/aggregates, bituminous, and concrete tests routinely carried out by ETTL's CME group in conformance with TxDOT procedures.

Click here to see ETTL Firm and
Employee Precertifications as per
TxDOT 2/9/06 Status Reports.


ETTL Precertifications for TxDOT

WORK CATEGORY
PRECERTIFICATION CODE		 WORK CATEGORY
DESCRIPTION
2.13.1 Hazardous Material
Assessment
12.1.2 Portland Cement
Concrete
12.2.1 Plant Inspection
and Testing
14.1.1 Soil
Exploration
14.2.1 Geotechnical
Testing
14.3.1 Transportation
Foundation Studies
14.4.1 Building Foundation
Studies

TO SEE TESTS ROUTINELY PERFORMED BY ETTL's CONSTRUCTION MATERIALS
ENGINEERING (CME) GROUP IN CONFORMANCE WITH TxDOT PROCEDURES
FOR ROADWAY (AND BRIDGE) CONSTRUCTION PROJECTS:

Soils Section
Testing Procedures

Bituminous Section
Testing Procedures

Concrete Section
Testing Procedures

TO SEE BITUMINOUS (ASPHALTIC) TESTS ROUTINELY PERFORMED BY ETTL's
CONSTRUCTION MATERIALS ENGINEERING (CME) GROUP IN CONFORMANCE
WITH TxDOT AND ASTM PROCEDURES FOR AIRFIELD PROJECTS:
TxDOT and ASTM Bituminous Tests Performed by ETTL for Airfield Projects

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