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Keystone Lime Co.
Fort Hill, PA 15540
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Our Story
Keystone Lime Company is a supplier of limestone and sandstone materials; and an award winning paving company for south-western Pennsylvania, western Maryland, and northern West Virginia.
At Keystone we mine and crush limestone and sandstone to various sizes. We also stock landscaping boulders.
Our paving service will blacktop anything from driveway to highway.
Regions & Counties Serviced
- Pennsylvania - Pittsburgh, Western Pa.
Maryland All
Pennsylvania 1
- Somerset
West Virginia All
Our CSI Codes
04 40 00.00.01 - Stone Assemblies
09 63 43 - Composition Stone Flooring
31 37 16.13 - Rubble-Stone Riprap
32 10 00.00.01 - Bases, Ballasts, and Paving
32 11 16 - Subbase Courses
32 11 16.13 - Sand-Clay Subbase Courses
32 11 26 - Asphaltic Base Courses
32 11 26.13 - Plant Mix Asphaltic Base Courses
32 11 26.16 - Road Mix Asphaltic Base Courses
32 11 26.19 - Bituminous-Stabilized Base Courses
32 11 29 - Lime Treated Base Courses
32 11 29.13 - Lime-Fly Ash-Treated Base Courses
32 11 33.13 - Portland Cement-Stabilized Base Courses
32 11 36 - Concrete Base Courses
32 11 36.13 - Lean Concrete Base Courses
32 11 36.16 - Plain Cement Concrete Base Courses
32 11 36.19 - Hydraulic Cement Concrete Base Courses
32 12 13.13 - Tack Coats
32 12 13.16 - Asphaltic Tack Coats
32 12 16 - Asphalt Paving
32 12 19 - Asphalt Paving Wearing Courses
32 12 19.13 - Road-Mix Asphalt Paving Wearing Courses
32 12 19.16 - Resin-Modified Asphalt Paving Wearing Courses
32 12 19.19 - Porous Friction Asphalt Paving Wearing Courses
32 12 36.13 - Asphaltic Seal and Fog Coats
32 15 40 - Crushed Stone Surfacing
33 63 23 - Aboveground Steam and Condensate Distribution Piping
