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TxDOT Precertifications

1.1.1
Policy Planning
1.2.1
Systems Planning
1.3.1
Subarea/Corridor Planning
1.4.1
Land Planning/Engineering
1.5.1
Feasibility Studies
1.6.1
Major Investment Studies
2.1.1
Traffic Noise Analysis
2.2.1
Air Quality Analysis
2.3.1
Wetland Delineation
2.4.1

Nationwide Permit

2.4.2
Individual Permits
2.5.1
Water Pollution Abatement Plan
2.6.1
Protected Species Determination (Habitat)
2.6.2
Impact Evaluation Assessments
2.6.3
Biological Surveys
2.7.1
Sec.4(F)\6(F) Evaluations
2.8.1
Surveys, Res. & Doc Of Historic Build, Struct. And Objects
2.10.1
Archaeological Surveys
2.11.1
Historical And Archival Research
2.12.1
Socio-Economic And Environmental Justice Analysis
2.13.1
Hazardous Materials Initial Site Assessment
2.14.1
Environmental Document Preparation
3.1.1
Route Studies & Schematic Design – Minor Roadways
3.2.1

Route Studies & Schematic Design – Major Roadways

3.3.1

Route Studies & Schematic Design – Complex Highways

3.4.1

Minor Bridge Layouts

3.5.1
Major Bridge Layouts
3.6.1
Multi-Level Interchange And Exotic Bridge Layout
4.1.1

Minor Roadway Design

4.2.1
Major Roadway Design
4.3.1
Complex Highway Design
4.4.1

Major Freeway Interchanges And Direct Connectors

5.1.1
Minor Bridge Design
5.2.1
Major Bridge Design
5.3.1
Multi-Level Interchange Design
7.1.1

Traffic Engineering Studies

7.3.1
Traffic Signal Timing
7.4.1
Traffic Control Systems Analysis, Design And Implementation
8.1.1

Signing, Pavement Marking And Channelization

8.2.1
Illumination
9.1.1
Bicycle And Pedestrian Facility Development
10.1.1

Hydrologic Studies

10.2.1

Basic Hydraulic Design

10.3.1

Complex Hydraulic Design

10.4.1

Pump Stations – Hydraulics

10.5.1

Bridge Scour Evaluations And Analysis

11.1.1
Roadway Construction Management And Inspection
14.3.1
Transportation Foundation Studies
15.1.1
Survey
15.1.2

Parcel Plats

15.1.3

Legal Descriptions

14.1.4

Right Of Way Maps

15.2.1
Design And Construction Survey
15.4.1

Horizontal And Vertical Control For Aerial Mapping


 

 


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