Kilpedder N11 Interchange

PROJECT NAME: N11 Kilpedder Interchange Design & Build
CLIENT: Wicklow County Council
CONSTRUCTION PERIOD: November 2006 to December 2007
ENGINEER: Roughan & O’Donovan

PARTNER: John Sisk & Son ltd. (Contractor) & Moylan Consulting Engineers (Engineers)

The scheme provides a grade-separated junction between the N11 and the Greystones South Access Route dual carriageway.

Elements Include:

  1. 4 slip ramps connecting to the N11 with two roundabouts
  2. A bridge under the existing N11
  3. Western and Eastern Link Roads
  4. Realignment of approx. 1.3 metres of the existing N11 South Bound carriageway
  5. 7 No. retaining walls
  6. A footbridge at Kilpedder Village
  7. Pavement overlay and strengthening (2.5km)
  8. Junction improvements
  9. Services diversions including large diameter Vartry to Dublin trunk main
  10. Accommodation works, fencing, landscaping, barriers, signing, lighting, drainage, culverts.

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