Burlington Northern Engineering Drawing: Wastewater Treatment Facility at Interbay, Washington, prepared in 1977. Burlington Northern File Number 1208-C20, Reference Number 10109.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility at Interbay, Washington, prepared in 1977. Burlington Northern File Number 1208-C21, Reference Number 10109.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility at Interbay, Washington, prepared in 1977. Burlington Northern File Number 1208-F3, Reference Number 10112, Sheet F-3.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility at Interbay, Washington, prepared in 1977. Burlington Northern File Number 1208-C1, Reference Number 10109.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility at Interbay, Washington, prepared in 1977. Burlington Northern File Number 1208-C2, Reference Number 10111.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility at Interbay, Washington, prepared in 1977. Burlington Northern File Number 1208-C4, Reference Number 10111.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility at Interbay, Washington, prepared in 1977. Burlington Northern File Number 1208-C9, Reference Number 10110.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility at Interbay, Washington, prepared in 1977. Burlington Northern File Number 1208-C22, Reference Number 10111.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility at Interbay, Washington, prepared in 1977. Burlington Northern File Number 1208-C23, Reference Number 10111.

Burlington Northern Engineering Drawing: Wastewater Treatment Facility at Interbay, Washington, prepared in 1977. Burlington Northern File Number 1208-C24, Reference Number 10111.