Geological Report for Port Moresby Hydroelectric Scheme Penstock Route

Seventeen diamond drill holes were used to investigate the high-pressure penstock route and power station site for the Port Moresby hydroelectric scheme. The report from Geoscience Australia details rock types, including volcanic agglomerate and tuffs, and assesses foundation stability and scree slope challenges. It describes a proposed direct route for the penstock from near peg T8 over hole P5 to the power station.

Use Cases

• Assessing foundation stability for power station construction based on rock competency descriptions
• Planning penstock routing for hydroelectric projects based on geological mapping and drill hole data
• Evaluating slope stability and scree depth challenges for infrastructure projects
• Studying the engineering properties of the Astrolabe Agglomerate volcanic rock formation

Strengths

• Report is based on field investigation involving seventeen diamond drill holes
• Provides specific geological details, including rock types like volcanic agglomerate and the depth of scree slopes up to thirty feet

Limitations

• Column-level documentation is absent; field semantics must be inferred after download
• Row count is unknown, which may limit suitability assessment
• Data is presented as a PDF/HTML report, which may require manual extraction for quantitative analysis

Provenance

Source

Geoscience Australia Data

Collection Method

Outcrop mapping and diamond drill hole investigation

Freshness

Last updated 2026-05-14 03:40:12.075961; freshness should be verified

Geography

Port Moresby hydroelectric scheme area, specifically the Sogeri Dam to Rouna Falls route, Papua New Guinea