TVI Resource Development (Phils), Inc. September 2005

1

Gossan Dam Embankment Construction Late July 2005

• Placement of Core Zone Material.

• Placement of Sand Filter Zone and Random Fill Zone Materials.

• Approximately 50,000 m3 of Random Fill to be Placed for Stage 1.

Dam Crest Elev 420 m

Sand Filter Zone

Random Fill Zone

Approximately 80% of the Stage 1 dam completed.

TVI Resource Development (Phils), Inc. September 2005

2

Gossan Dam Embankment Construction

• Water Control and Erosion Control During Rainfall Events.

Protective Covering

Tarps used to cover the clay zone to maintain moisture control and reduce erosion during rainfall.

TVI Resource Development (Phils), Inc. September 2005

3

Gossan Dam Embankment Construction Late August 2005

• Completion of Stage 1 Construction.

• Ready for Tailings Deposition.

• Total Volume of Embankment Material Placed For Stage 1 100,000 m3.

Protective Covering Downstream Face

Dam Crest Elev 425 m

Downstream Toe Elev 400 m

Total dam height Stage 1 = 25 m.

TVI Resource Development (Phils), Inc. September 2005

4

Gossan Dam Embankment Construction Late August 2005

• Upstream Face of Gossan Dam Stage 1.

• Placement of Riprap Layer.

• Preparation for Tailings Placement.

• Available Tailings Storage Volume 75,000 m3

Upstream Dam Toe Elev 405 m

Riprap

Stage 1 Dam Crest Elev 425 m

100% completion Stage 1 construction.

TVI Resource Development (Phils), Inc. September 2005

5

Diversion/Sulphides Dam Construction

• Initial Abutment Excavation For Diversion Dam and Future Sulphides Dam

Canatuan Creek

Future Crest of Sulphides Dam

Construction Cofferdam

Canatuan Creek

The Diversion Dam provides water control for the Gossan Dam for a watershed area of 95 ha.

TVI Resource Development (Phils), Inc. September 2005

6

Diversion/Sulphides Dam Construction Mid July 2005

Upstream Toe Of Dam

Key Trench

• Foundation

Excavation To Rock Material.

Foundation of Diversion Dam provides the starter dam for the future Sulphides Dam.