Saudi Arabia - Makkah, Jeddah

Job Summary

Job Duties:

• AECOM's secondary representative at each site – reporting to the Senior Tunnel Construction Engineer and present at the second shift.

• Review of construction records provided by the Contractor, including blast records, geotechnical face mapping, probe drilling records, ground monitoring, water inflow and grouting information.

• Undertake the review of technical submittals including; temporary works designs (e.g. drill and blast, tunnel ventilation, tunnel drainage designs), material acceptance requests (MARs), requests for information (RFIs), non-conformance reports (NCRs), field change design (FCD) proposals, shop drawings and as-built design information.

• Review and technical approval of rock slope survey reports and support proposals submitted by the Contractor.

• Review and technical approval of the Contractor’s marking out for slope support treatment prior to implementation.

• Review and technical approval of the Contractor’s proposals for breaking of boulders prior to slope excavation works.

• Review and technical approval of the Contractor’s on-site records for installation of slope support/stabilisation measures.

• Review and technical approval of the Contractor’s proposals for grouting of rock dowels and rock bolts.

• Review and technical approval of the Contractor’s proposals for installation of relief drains where required.

• Review and technical approval of the Contractor’s proposals for installation of concrete buttresses on slopes where required.

• Review and technical approval of the Contractor’s tunnel excavation rock mass classification and temporary support proposals.

• Technical support to Client's in direction to the contractors, where necessary, for the installation of additional support measures.

• Review and technical approval of the Contractor’s arrangements for tunnel survey.

• Review and technical approval of the Contractor’s survey and monitoring records.

• Review and technical approval of the Contractor’s proposals for post-excavation grouting.

• Review and technical approval of the Contractor’s proposals for ground improvement grouting in exceptionally poor ground, where required .

• Where required for technical review and checking, conduct face-mapping to verify rock support and grouting requirements.

Minimum Requirements

• 10 years experience

• 3 years experience on similar rail / tunnel projects

https://aecom.jobs/jeddah-sau/tunnel-construction-engineer/17D2B854610F4F60B6F54FFFD1948B26/job/