Senate Engineering Company was established in 1970 to provide municipal and non-municipal engineering services in southwestern Pennsylvania. Senate has evolved into a leading provider of municipal, water and wastewater solutions to local governments, authorities, as well as, private, commercial, and industrial clients.

Pine Camp Road Landslide Project

Allegheny Township: Pine Road Landslide Project - Retaining Wall - Photo 1

Retaining wall, Allegheny Twp, PA

Allegheny Township: Pine Road Landslide Project -

Retaining Wall - Photo 2



Case Study

Allegheny Township

Pine Camp Road Landslide Project

Allegheny Township, Westmoreland County, Pennsylvania

Project Description:

Pine Camp Road in Allegheny Township is a highly traveled corridor for residential and industrial traffic. In 2004, Hurricane Ivan produced an inundation of flood waters in the Pine Camp Road area, which eventually caused a landslide and washed out the road. Senate Engineering Company is Allegheny Township’s appointed consulting engineer, which stepped in to restore the original road, and install a retaining wall to prevent further damage.  Senate was responsible for the following items for this project:




         Preliminary Design

                  · Placement of jersey barriers for safety/traffic control

                  · Construction of curbing to prevent further damage

              · Site meetings to develop strategy


         Pre-Design

                  · Exploratory drilling for geotechnical information

                  · Analysis of test borings

                  · Preparation of geotechnical report

                  · Survey of site to obtain topographic information

                  · Drawing preparation of topography

         Permitting

                  · Prepare and submit DEP permit for

                    stream  encroachment

                  · PNDI Search Form

                  · Cultural Resource Notice

                  · Act 14 Notification

         Design

                  · Design computation

                  · Design drawing preparation

                  · E & S drawings and County approval

                  · Specification package preparation

         Preconstruction

                  · Advertise for bids

                  · Evaluate and tabulate bids

                  · Contract administration

        Construction

                  · Site prep prior to construction

                  · Temporary paving/traffic control

                  · Drilling of holes into bedrock

                  · Placing of soldier beams into drilled holes

                  · Grouting of beams in rock

                  · Placing lagging between beams

                  · Backfill and compaction of suitable material

                  · Placement of drainage pipes during backfill

             · Reconstruction of roadway to Township standard

                  · Replacement of guard rail

                  · Inspection during construction

                  · Preparation of as-built drawings

        Restoration

                  ·Remove temporary road

                  ·Remove jersey barriers

                  ·Landscaping and revegetation

The total cost of the project was $355,000.00


 
                                                 420 William Pitt Way, Pittsburgh, PA 15238   412-826-5454   info@senateengineering.com