Bids Are Invited For Gravel Crusing

Gravel Crusing . Scope Of Work A. The Crushing Of Approximately 50,000 Tonnes Of Gravel At The Following Md Owned Gravel Pits: • Quinney Pit (Sw25-83-24-W5) – Designation 4 – Class 25 Aggregate – 5/8” Crush • Brownvale Pit (Sw3-82-26-W5) – Designation 4 – Class 25 Aggregate – 5/8” Crush B. Supply Equipment To Crush And Stockpile The Gravel Aggregate Consistent With The Stipulated Schedule. Elimination Of Fines Will Be Required And Placed In A Separate Stockpile. Crushed Gravel Must Be Stockpiled With A Conveyor And It Must Be Scaled. C. The Municipal District Will Have The Mining Area Cleared And Stripped Prior To Crushing Commencing. D. Conduct Quality Control Testing On The Crushed Gravel Aggregate Being Produced To Ensure That The Crushed Gravel Aggregate Meets The Required Materials Specification. E. The Contractor Will Be Required To Do Sieve Test Analysis On A Daily Basis Using A Qualified Tester At His Own Expense And Must Provide The Md With A Copy Of The Results Within 24 Hours Of The Sample Being Taken. F. Testing Shall Also Be Performed By The Md Or Its Designate, At A Frequency Deemed Necessary By The Public Works Foreman. The Contractor Shall Adjust And Modify Aggregates As Required To Meet Specification Requirements. The Md Reserves The Right To Reject Any Material That Does Not Meet The Designation 4 Class 25 Specifications. G. Crushed Aggregate Produced Shall Comply Fully With The Specifications Outlined Herein, And The Contractor Shall Recognize And Satisfy Himself As To The Type And Amount Of Work That May Be Necessary To Produce The Material Required. The Contractor Shall Be Fully Responsible For Changing, Adjusting, And/Or Modifying His Crushing Operations, As May Be Required, To Ensure That The Crushed Gravel Aggregate Specification Requirements Are Met. H. The Crushed Gravel Aggregate Shall Be Composed Of Sound, Hard, And Durable Particles Of Sand, Gravel And Rock And Shall Be Free Of Elongated Particles, Injurious Quantities Of Flaky Particles, Shale, Organic Matter, Clay Lumps, And Any Other Foreign Matter, Meeting The Gradation Specifications Outlined Herein. I. The Crushing Component Cannot Start Until After August 15, 2023 And Must Be Completed In Its Entirety By October 15, 2023 And The Contractor Will Provide To The Md A Proposed Crushing Schedule. J. The Contractor Is Responsible For All Applicable Insurance And Wcb Costs And Hereby Agrees To Indemnify And Save Harmless The Md, Its Agents And/Or Its Employees, From And Against All Actions, Suits, Claims Or Demands Arising From Work Described Herein. K. The Stockpile Is To Be Placed On A Solid Base In A Location As Directed By The Md’S Public Works Foreman. The Area Around The Stockpile Is To Be Level, Free Of Debris, And Easily Negotiable For Gravel Hauling Trucks, Under Their Own Power. There Shall Be An Efficient And Effective Truck Turn Around Area, In Close Proximity To The Stockpile. L. The Height Of The Stockpile Must Not Exceed A Safe Level When Gravel Is Being Removed From The Pile. M. The Md Reserves The Right To Direct Its Own Forces To Haul Aggregate Directly Off The Crusher Or From The Stockpile. The Contractor Will Make Every Attempt To Accommodate This Work. N. A 10% Bid Bond Or Letter Of Credit Must Be Supplied By The Successful Bidder Prior To August 15, 2023. O. The Md Will Analyze All Proposals At Its Own Discretion. The Proposal That Can Best Financially Benefit The Md Will Be Given First Consideration. Specification For Aggregate Designation 4 Class (Mm) 25 Fracture (Special) Provisions 1 Percent Passing Metric Sieve (Cgsb-8-Gp- 2M) 125000 80000 50000 40000 25000 97 - 100 20000 16000 12500 10000 35-77 8000 5000 15-55 1250 0-30 630 315 160 80 0-12 % Fracture By Weight (2 Faces) All +5000 75+ Plasticity Index Np-8 L.A. Abrasion Loss Percent Max Na Flakiness Index Na Coefficient Of Uniformity Na A Tolerance Of Three Percent In The Amount Passing The Maximum Size Sieve Will Be Permitted Provided All Oversize Material Passes The Next Larger Standard Sieve Size. Schedule Of Events Action Dates/ Period Request For Proposal Issued July 7, 2023 Proposal Submission Deadline July 27, 2023 Proposal Opening July 27, 2023 Evaluation And Scoring July 28, 2023 Report To Council For Approval August 8, 2023 Contractor Notified, Contract Execution August 9 - 11, 2023 Commencement Of Services August 16, 2023