Laurel Green Phase 3
Laurel Green Phase 3 is a significant site/civil engineering project located at 203 Ark Road, Mt. Laurel, NJ. This development includes four apartment buildings comprising a total of 108 units, designed to connect with the existing residential complex and enhance its amenities. The project, with an estimated cost of approximately $2.19 million, involves comprehensive services...
S.R. 3020 Section 651 Over Inlet to Lake Quinn Bridge Replacement
Located in South Canaan Township, Wayne County, Pennsylvania, the S.R. 3020 bridge replacement project was a significant endeavor aimed at enhancing transportation safety and infrastructure resilience. The previous structure was replaced with a state-of-the-art single-cell precast concrete box culvert, designed to handle a 25-year storm event, which previously caused roadway flooding. Key challenges included streambank…
S.R. 3018 Section 650 Bridge Replacement
The S.R. 3018 Section 650 bridge replacement project, located in South Canaan Township, Wayne County, Pennsylvania, is a significant infrastructure upgrade executed for PennDOT. This project involves replacing a structurally deficient bridge over Branch Middle Creek with a new Integral Abutment Bridge featuring spread box beams. The new structure is designed to handle a 25-year…
Pohatcong Lake Dam Replacement & Roadway Reconstruction
TWT provided design services to replace the existing primary spillway and discharge structure on heavily-traveled Route 9 in Tuckerton, NJ, and to upgrade the dam to comply with current NJDEP DSS regulations. The project included relocating the primary spillway some 300 feet west of the existing, construction of a 151-foot long semi-circular, two-stage concrete ogee-shaped…
Route 183 NJ Transit Bridge and Netcong Circle Replacement
Route 183 is a two-lane roadway and bridge that crosses NJ Transit’s railroad tracks. This bridge was substandard and in poor condition. Netcong Circle comprises the intersection of Routes 183 and 46, and it features another bridge that carries Route 46 westbound over Route 183 southbound. Based upon safety concerns, it was determined that both…
Services
- Land Surveying
- Site/Civil Engineering
- Transportation Engineering
- Highway Design
- Roadway & Intersection Design
- Bridge Design & Inspections
- Geotechnical Engineering
- Asset Management / GIS Development & Data Collection
- ROW Engineering
- Traffic Engineering & Signal Design
- Conceptual Development
- Roadway Resurfacing & Reconstruction
- Environmental Permitting
- Highway Lighting Design
- Traffic Studies
- Subsurface Utility Engineering
- Environmental Geology
- Infrastructure Design & Analysis
- Geospatial Services
- Construction Inspection Services




