Engineers. Managers. Planners

Old Cleveland Road and Gateway Motorway

Old Cleveland Road and Gateway Motorway

This project comprised preparation of a P90 estimate of cost for input into the Business Case for upgrading the Gateway Motorway and Old Cleveland Road off-ramp intersection located at Carindale. Construction works include earthworks, pavement, drainage structures, traffic signals, road lighting, public utility plant relocation, pavement marking and roadside signage. 

Geleon provided the following services:

  •  Identified and prepared a schedule of standard work items in accordance with  Transport and Main Roads (TMR) specifications;
  •  Undertook a quantity take-off and prepared a bill of quantities;
  •  Prepared a P90 cost estimate by first principles in accordance with the TMR Project  Cost Estimating Manual;
  •  Performed a probabilistic Monte Carlo simulation using @Risk to quantify the  construction contractors, principles and project risks; and
  •  Prepared a report detailing the estimating process, methodology and presented the  estimated costs.

Quick Facts


Lambert & Rehbein


April 2015


Carindale, Qld

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