Abandoned Mine Reclamation Project, Penn Hills, Municipality of Penn Hills, Allegheny County. Estimated Amount: $300,000 to $500,000 Term: 270 calendar days Bid Bond Required Principal Items of Work and Approximate Quantities: Trench Excavation, 1,165 C.Y.; Smooth Interior Corrugated Polyethylene Pipe, 300 L.F.; Smooth Interior Corrugated Polyethylene Pipe Junction, 12 Each; Rock Lining with Geotextile, 415 Ton; Precast Concrete Inlet Box, 1 Each; PA DOT 2A Stone, 100 C.Y.; Boring - Twenty-four-inch (24”) Steel Casing, 275 L.F.; Subsurface Drain - Twelve-inch (12”) Polyvinyl Chloride (PVC) Pipe, 310 L.F.; Subsurface Drain - Eight-inch (8”) Polyvinyl Chloride (PVC) Pipe, 975 L.F.; Subsurface Drain - AASHTO No. 1 Coarse Aggregate, 860 C.Y. *There are no goal requirements for this project.

Abandoned Mine Reclamation Project Waltzvale West Gulich and Bigler Townships, Clearfield County Estimated Amount: $500,000 to $1,000,000 Term: 360 calendar days Bid Bond Required NO GOALS WERE DETERMINED FOR THIS PROJECT. ATTACHMENT A HAS BEEN OMITTED. Principal Items of Work and Approximate Quantities: Mobilization and Demobilization, 1 L.S. Implementation of the Erosion and Sediment Pollution Control Plan – Compost Filter Sock (32” Diameter), 5,000 L.F. Subsurface Drains with Cleanouts, 350 L.F. Grading, 220,000 C.Y. Channel Excavation, 1,400 C.Y. Rock Lining with Filter Blanket, 650 S.Y. Seeding – Seed Bed Preparation, 29 Acres Seeding - Tree Seedlings (25 acres), 17,010 Each

Cleaning Out and Plugging One Abandoned Well in Ross Township, Allegheny County. MANDATORY PRE-BID MEETING SCHEDULED FOR MARCH 25, 2021 AT 10:00 AM. MEET DEP REP AT 129 MAYER DRIVE IN PITTSBURGH, PA 15237. Estimated Amount of Project: $200,000 to $299,999 (Small Business Only); Term: 120 calendar days; Bid Bond NOT Required. Principal Items of Work: Clean out and plug one (1) abandoned well, estimated to be up to 3,000 feet in depth, to Department specifications; prepare and restore well site; mobilize and demobilize plugging equipment.

Abandoned Mine Reclamation Project, Huling Branch East Noyes and Leidy Townships, Clinton County Estimated Amount: Greater than $5,000,000 Term: 455 calendar days Bid Bond Required Principal Items of Work and Approximate Quantities: AMD Subsurface Underdrains and AMD Subsurface Treatment Cell Perforated Twelve-Inch (12") PE pipe, 3,265 L.F. AMD Subsurface Underdrains and AMD Subsurface Treatment Cell Solid Twelve-Inch (12") PE pipe, 130 L.F. AMD Subsurface Underdrains and AMD Subsurface Treatment Cell AASHTO No. 1 Calcareous Coarse Aggregate, 13,112 Ton AMD Subsurface Underdrains and AMD Subsurface Treatment Cell Calcareous Modified 2A Aggregate, 500 Ton AMD Subsurface Underdrains and AMD Subsurface Treatment Cell Non-Calcareous AASHTO No. 1 Coarse Aggregate, 7,155 Ton AMD Subsurface Underdrains and AMD Subsurface Treatment Cell Ethylene-Propylene-Diene Terpolmer (EPDM) Impervious Lining, 9,496 S.Y. Revamped Treatment Pond Coal Refuse Removal, 12,500 C.Y. Revamped Treatment Pond Ethylene-Propylene-Diene Terpolymer (EPDM) Impervious Lining, 5,393 S.Y. Fence, 1,300 L.F. Alkaline Addition (Limestone Screenings), 50,800 Ton Grading, 450,481 C.Y. Reconstruct Recreational Trails, 5,610 L.F. Forestland Preparation for the Forest Reclamation Approach Backfill, 18.8 Acre Tree Planting, 16,750 Tree Seeding - Wildlife Habitat – Mulching, 22.9 Acre READ INSTRUCTIONS CAREFULLY TO COMPLY WITH NEW GOAL-SETTING PROCEDURES. *Per Attachment A of the Bid Information, the SDB/VBE Goals for this project are: SDB - 7%, VBE - 3%. If a bidder intends to meet the SDB goal in full, they must submit SDB-2, SDB-3, and SDB-3.1. If a bidder is seeking a full good faith efforts waiver (not agreeing to meet any portion of the SDB participation goal), they must submit SDB-2 and the information requested in SDB-5 (parts 1-5). If a bidder is seeking a good faith efforts waiver from a part of the SDB participation goal, they must submit SDB-2, SDB-3, SDB-3.1, and the information requested in SDB-5 (parts 1-5). Additional requirements for submitting these documents are set forth in SDB-1, Instructions for Completing the SDB Participation Submittal and SDB Utilization Schedule. Please note that the Veteran Business Enterprise program has separate but equivalent documentation requirements.

Abandoned Mine Reclamation Project Vintondale Refuse Pile Reclamation Vintondale Borough, Cambria County Estimated Amount: $1,000,000 to $5,000,000 Term: 910 calendar days Bid Bond Required Principal Items of Work and Approximate Quantities: Preparation and Implementation of the Erosion and Sediment Pollution Control Plan and Highway Occupancy Permit, 1 L.S. Coal Refuse Removal and Grading - Coal Refuse Removal, 215,000 C.Y. Coal Refuse Removal and Grading - Coal Refuse Grading, 10 ACRE Equipment Storage Area, 278 S.Y. Seeding - Mulching, 10 ACRE READ INSTRUCTIONS CAREFULLY TO COMPLY WITH NEW GOAL-SETTING PROCEDURES. *Per Attachment A of the Bid Information, the SDB/VBE Goals for this project are: SDB - 9%, VBE - 3%. If a bidder intends to meet the SDB goal in full, they must submit SDB-2, SDB-3, and SDB-3.1. If a bidder is seeking a full good faith efforts waiver (not agreeing to meet any portion of the SDB participation goal), they must submit SDB-2 and the information requested in SDB-5 (parts 1-5). If a bidder is seeking a good faith efforts waiver from a part of the SDB participation goal, they must submit SDB-2, SDB-3, SDB-3.1, and the information requested in SDB-5 (parts 1-5). Additional requirements for submitting these documents are set forth in SDB-1, Instructions for Completing the SDB Participation Submittal and SDB Utilization Schedule. Please note that the Veteran Business Enterprise program has separate but equivalent documentation requirements.