Martin Brown

Martin Brown

Associate
Client
Graham Construction
Completed
2015
Location
Belfast
Value
£25m

Summary

Roughan & O’Donovan provided civil engineering and design services for this major urban infrastructure project comprising 1.9km of on line dual widening and 1.6km of new all-purpose carriageway between Jordanstown Road and Troopers Lane in Carrickfergus.

Solution

  • 1.9km of on-line dual carriageway
  • 1.6km of new off-line dual carriageway
  • 4 new signalised roundabouts
  • 1 overbridge
  • 2.6km of watermain
  • 70+ structures (retaining walls)
  • Pavements
  • Landscaping

The scheme achieved a CEEQUAL ‘Excellent’ whole project award. 

Scheme features

  • 770 design drawings
  • 150+ properties directly affected by the scheme
  • 185,000 masonry stones laid
  • 24km of BT ducting laid
  • 650,000+ man hours of safe working
  • Approval of over 40 AIPs for structures

Challenge

Design elements had to be carefully phased to ensure that traffic flows (35,000 AADT) were maintained throughout the construction period. 

Services provided:

  • Tender design
  • Detailed design
  • Construction supervision
  • Accommodation works
  • Site clearance
  • Site compliance
  • Site supervision