Great Northern Engineering Drawing: Wastewater Treatment Facility Head Box Rotary at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10106, Sheet 002.

Great Northern Engineering Drawing: Wastewater Treatment Facility Shaft Drum Drive at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10110, Sheet 001.

Great Northern Engineering Drawing: Wastewater Treatment Facility Support Lock Rotary at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10104, Sheet 001.

Great Northern Engineering Drawing: Wastewater Treatment Facility Air Distribution Panel at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10107, Sheet 001.

Great Northern Engineering Drawing: Wastewater Treatment Facility Flotation Cell at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10107, Sheet 002.

Great Northern Engineering Drawing: Wastewater Treatment Facility Tank Fabrication at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10107, Sheet 003.

Great Northern Engineering Drawing: Wastewater Treatment Facility Well Distribution and Inlet Header at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10111, Sheet 001.

Great Northern Engineering Drawing: Wastewater Treatment Facility Vessel Fabrication at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10107, Sheet 001.

Great Northern Engineering Drawing: Wastewater Treatment Facility pH Adjustment Tank at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10107, Sheet 001.

Great Northern Engineering Drawing: Wastewater Treatment Facility Oil Skimming Tank at Havre, Montana, prepared in 1979. Burlington Northern File Number 1411, Reference Number 10107, Sheet 001.