NTM was the Prime Consultant for SR 239 over Pine Creek in Luzerne County, PA (E04275) and was the 3rd precast bridge that NTM has designed. However, unlike the prior two bridges, this bridge is fully precast, including the deck and barriers. Construction is now complete. The existing bridge was a two-span concrete T-beam structure, and the replacement is […]
NTM performed the complete design of SR 0145 South Lehigh Street over Little Lehigh Creek in the City of Allentown, Lehigh County. This project involved the replacement of the existing two span, steel I-beam bridge over the Little Lehigh Creek with a proposed two span, prestressed concrete, spread box beam bridge. Minor approach roadway reconstruction […]
The SR 2035 Section 352 project involved replacing state-owned, temporary pipe culverts that conveyed Mud Run Creek under Suscon Road. The project was necessary because the corrugated metal pipe culverts were temporary replacement structures and were structurally deficient. The pipe culverts were installed at the site in late 2012, after the pre-existing bridge had to […]
NTM performed the complete design of the PA 901 Section 01B Bridge Replacement over a Branch of the Schuylkill River in North Manheim Township, Schuylkill County. NTM was responsible for project management and administration, design field view, public involvement, drainage and stormwater management design, cross-sections, line and grade, typical sections, pavement design, roadway, traffic, safety […]
Under the Bridge Group #43 agreement, NTM was responsible for all roadway and structure tasks, erosion and sediment control, hydrologic and hydraulics and the waterway permit for the SR 4037, Stone Church Road over Salem Creek bridge site in Salem Township. The project replaced an existing single-span stone arch structure with a concrete box culvert […]
NTM Engineering assisted in performing the Lincoln Drive Resurfacing and Restoration project. Our services included evaluating the existing drainage network, designing proposed drainage improvements, evaluating stormwater management design and permitting requirements, providing temporary hydrologic and hydraulic modeling, and performing waterway permitting. NTM also designed a concrete facing with formliners for a stone masonry retaining wall […]
