- 02250 - Shoring and Underpinning
- 02340 - Soil Stabilization
- 02390 - Shoreline Protection and Mooring Structure
- 02475 - Caissons
- 02830 - Retaining Walls
- 02850 - Prefabricated Bridges
- 02890 - Traffic Signs and Signals
- 10 14 53 - Traffic Signage
- 31 32 00 - Soil Stabilization
- 31 32 13 - Soil Mixing Stabilization
- 31 32 19 - Geosynthetic Soil Stabilization and Layer Separation
- 31 32 23 - Pressure Grouting Soil Stabilization
- 31 32 33 - Shotcrete Soil Slope Stabilization
- 31 40 00 - SHORING AND UNDERPINNING
- 31 41 00 - Shoring
- 31 41 16 - Sheet Piling
- 31 43 13 - Pressure Grouting
- 31 45 00 - Vibroflotation and Densification
- 31 46 00 - Needle Beams
- 31 48 00 - Underpinning
- 31 64 00 - Caissons
- 31 64 13 - Box Caissons
- 31 64 16 - Excavated Caissons
- 31 64 19 - Floating Caissons
- 31 64 23 - Open Caissons
- 31 64 26 - Pneumatic Caissons
- 31 64 29 - Sheeted Caissons
- 32 32 00 - Retaining Walls
- 32 32 13 - Cast-in-Place Concrete Retaining Walls
- 32 32 16 - Precast Concrete Retaining Walls
- 32 32 19 - Unit Masonry Retaining Walls
- 32 32 23 - Segmental Retaining Walls
- 32 32 29 - Timber Retaining Walls
- 32 34 00 - Fabricated Bridges
- 34 41 13 - Traffic Signals
- 35 31 00 - Shoreline Protection
- 35 31 16 - Seawalls
- 35 31 19 - Revetments
- 35 31 23 - Breakwaters
- 35 31 26 - Jetties
- 35 31 29 - Groins