Siegfried Engineering & Construction, LLC

Office: 832-966-0313

Certifications

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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 

2.2.1 AIR QUALITY ANALYSIS 

2.12.1 SOCIO-ECONOMIC AND ENVIRONMENTAL JUSTICE ANALYSES 

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 

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 

7.1.1 TRAFFIC ENGINEERING STUDIES 

7.3.1 TRAFFIC SIGNAL TIMING 

7.4.1 TRAFFIC CONTROL SYSTEMS ANALYSIS, DESIGN AND IMPLEMENTATION 

7.5.1 INTELLIGENT TRANSPORTATION SYSTEMS 

8.1.1 SIGNING, PAVEMENT MARKING AND CHANNELIZATION 

8.2.1 ILLUMINATION 

8.3.1 SIGNALIZATION 

8.4.1 ITS CONTROL SYSTEMS ANALYSIS, DESIGN &  IMPLEMENTATION 

8.5.1 HIGHWAY-RAIL GRADE CROSSINGS 

8.6.1 RAIL-HIGHWAY DESIGN 

9.1.1 BICYCLE AND PEDESTRIAN FACILITY DEVELOPMENT 

10.4.3 PUMP STATION-STRUCTURES 

11.1.1 ROADWAY CONSTRUCTION MANAGEMENT AND INSPECTION 

11.2.1 MAJOR BRIDGE CONSTRUCTION MANAGEMENT AND INSPECTION 

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DBE / HUB Certified