Greentree Road Sidewalk Replacement Removal and replacement of portions of the existing concrete curb and sidewalk along Greentree Road between Pocono Drive and Orchard Drive. The project will include removal and replacement of approximately 11,200 SF of concrete sidewalk, 2,110 SF of reinforced concrete driveway transitions, installation of approximately 1,020 LF of reinforced concrete full-depth curbs, replacement of approximately 1,500 LF of reinforced concrete deck curb, installation of 46 LF of planter curb, installation of 60 SY of asphalt driveway paving and restoration of all disturbed areas. Work hours will be limited to the hours of 9:00 a.m. to 3 p.m. prevailing time. All bidders must be PennDOT pre-qualified as prime contractors and meet the work classification code of F1, K, M and Q. A true and correct copy of a current "Pre-qualification Certificate", Form CS-4308 issued by the Commonwealth of Pennsylvania, Department of Transportation, must be affixed to the outside of the sealed bid proposal. Any bid submitted without the pre-qualification certificate affixed to the outside of the sealed bid proposal will be rejected without being opened. All bidders must also have at least one employee certified under the American Traffic Safety Services Association as a Traffic Control Supervisor, and shall have a certified Traffic Control Technician on-site to set up and maintain the traffic control devices for the work zone. Proposals shall be delivered in a sealed envelope and clearly marked on the outside with the words "Bid for Greentree Road Sidewalk Replacement." Copies of Drawings, Specifications, Instructions to Bidders, General Conditions, Proposals to receive consideration must be accompanied by a Certified Check or Bidder's Bond from a Surety Company authorized to do business in Pennsylvania, made to the order of Borough of Green Tree, Allegheny County, Pennsylvania in an amount equal to ten percent (10%) of the total amount of the Proposal as a guarantee that, if the Proposal is accepted, the successful Bidder will enter into an Agreement within 15 days after Notice of the Award of the Contract. The Proposals must be made to the Borough of Green Tree, and shall remain firm for a period of sixty (60) days. No Bidder may withdraw its Proposal during the sixty (60) day period without forfeiting its Bid guarantee. Performance and Labor and Material Payment Bonds, along with Public Liability and Property Damage Certificates of Insurance in the amounts specified, as well as Certificates of Workman's Compensation must be filed with the executed Agreement. The Borough reserves the right to reject any or all Proposals, or any part thereof, for any reason, and also reserves the right to waive any informality therein. The Bidder is advised that the Borough will award the contract to the lowest responsible bidder based on the total bid submitted for all work listed. However, the bidder is advised that the Borough expressly reserves the right to reject all bids, and specifically reserves the right to award to the lowest responsible bidder a contract for all or any portions of the work listed in the proposal, and in awarding a contract for less than the total work listed, the contract price will be determined from the total quantities for each item listed and the unit price bid for each item listed.