THIS IS A MARKET SURVEY FOR PRELIMINARY PLANNING PURPOSES ONLY. THIS IS NOT A SOLICITATION FOR PROPOSALS AND NO CONTRACT WILL BE AWARDED FROM THIS SYNOPSIS. The US Army Corps of Engineers, Alaska District is seeking sources for the replacement of approximately 10,000 feet of 70, 75 and 90 pound rail line with 115 pound rail line. Construct about 9,500 feet of secondary rail line. Work includes at-grade crossings, signage, switches, and road markings. Construct a 14,800 square foot railcar offload shelter with catwalk and area lighting. Install a 1,000 gallon per minute offload header with secondary containment and cathodic protection, capable of supporting seven railcars. Demolish substandard railroad track, supporting rail items and existing offload piping. Work will be conducted at Eielson Air Force Base, Alaska. DESIGN AND CONSTRUCTION MANGITUDE LIMITATION: $10,000,000 - $25,000,000 for the project. The Government intends to use responses to this sources sought synopsis and other contracting and business processes to determine if t his acquisition should be set-aside for one of the following small business types: Woman Owned, Small Business, Small Disadvantaged Business, HUB Zone Small Business, Veteran Owned Small Business, Service Disabled Veteran Owned Small Business, or as a competitive solicitation under the 8(a) program. Interested sources must state whether they are capable of providing services required for the facility design/construction. The Government must ensure there is adequate competition among the potential pool of available contractors. PROJECT DESCRIPTION: Replacement of approximately 10,000 feet of 70, 75 and 90 pound rail line with 115 pound rail line. Construct about 9,500 feet of secondary rail line. Work includes at-grade crossings, signage, switches, and road markings. Construct a 14,800 square foot railcar offload shelter with catwalk and area lighting. Install a 1,000 gallon per minute offload header with secondary containment and cathodic protection, capable of supporting seven railcars. Demolish substandard railroad track, supporting rail items and existing offload piping. Work will be conducted at Eielson Air Force Base, Alaska. Small Business Size Standard is $33.5 million. Interested firms shall register as an interested vendor and respond to this Sources Sought Synopsis with the following information: a. Offerors names, address, point of contact, phone number, and e-mail address; b. Capability to perform a contract of this magnitude and complexity (include offerors capability to execute the design and construction comparable work performed within the past five (5) years and a brief description of the project, customer satisfaction, and dollar value of project) c. Type of business and business size (whether large business, Woman Owned, Small Business, Small Disadvantaged Business, HUB Zone Small Business, Veteran Owned Small Business, Service Disabled Veteran Owned Small Business, or 8(a) program participant) d. Joint Venture information (as applicable) existing and/or potential. e. Bonding capability (construction bonding level per contract and aggregate construction bonding level, both expressed in dollars.