COVINGTON_COUNTY_BID_SPECS1 (1).pdf

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324-20260722075402 BSCC
Solicitation number
3170036337
Issued by
Desoto County, Mississippi

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This is a bid specification document from the Covington County Board of Supervisors in Mississippi for the procurement of one or more 2027 or newer Tridem Axle 88,000 GVW dump trucks through a sealed bid process. Sealed bids will be received until 10:00 a.m. on Tuesday, August 18, 2026, at the Board of Supervisors Meeting Room located at 101 South Elm Avenue, Collins, Mississippi. The contract shall remain valid through July 1, 2031. The specifications are detailed and comprehensive, covering engine and equipment requirements (including a 500 HP minimum engine with 1850 lb/ft torque and 13+ liter displacement), transmission specifications (Allison 4500 RDS series automatic transmission), front and rear axle requirements (20k front axle and 46k rear axle minimum ratings), tire and wheel specifications (Goodyear or equivalent tires with aluminum wheels), frame construction standards (10-3/4 X 3/8" steel frame rails with 120,000 PSI yield steel), cab equipment and features, and dump body specifications including side heights of 66 inches, rear height of 72 inches, and materials such as 1/4-inch AR450 plate with a vibrator and pintle hitch required.

The purchase price shall be valid for one calendar year, with the awarding vendor permitted to apply up to a fifteen percent inflation price increase in the second year. A guaranteed buyback provision at the end of year one will serve as a factor in determining the lowest and best bid, and bidders must submit auctioneer auction results to support their proposed one-year buyback numbers as part of their un-priced proposals. Delivery timeframe will also be considered as a factor in establishing the lowest and best bid. Bidders must bid each unit as a complete unit, and all bids must be equal in performance and quality to the specifications provided. The Board of Supervisors reserves the right to reject any and all bids and is acting under the authority of Mississippi Code Section 31-7-13.

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Text version

Covington County Board of Supervisors

88,000 GVW TRIDEM AXLE

DUMP TRUCK(S)

BOARD OF SUPERVISORS

BIDDER SHALL COMPLETE BY CHECKING THE FOLLOWING.

IF NOT COMPLIANT, STATE SPECIFICALLY ITEM BEING OFFERED.

The Board of Supervisors intends to use the sealed bid process to purchase one (1) or more 2027 or newer Tridem Axle 88,000 GVW Dump Truck(s). This contract shall be valid until July 1, 2031. Purchase price shall be valid for one calendar year and the second year the awarding vendor may apply up to fifteen (15) percent inflation price increase. The following are the suggested minimum specifications for one or more 2027 model or newer Tridem Axle Dump Truck(s). All bids must be equal in performance and quality pursuant to the bid specifications below, which are not intended to exclude any manufacturer’s standard deviation. Any reference to manufacture’s make or series of equipment stated in the following specifications is intended only to establish an acceptable standard and is not intended to limit the bidding. The County is acting under the authority of Section 31-7-13, Miss. Code of 1972 Amended, and reserves the right to reject any and all bids.

YES NO OFFERED

ENGINE & EQUIPMENT

New & Unused 2027 (no exceptions) _____________

Conventional Cab _____________

ENGINE & EQUIPMENT

500 HP Engine or greater no exceptions _____________

1850 lb/ft torque or greater (no exceptions) _____________

13 engine liter displacement or greater _____________

Air Compressor 18.7CFM or greater _____________

Air Cleaner: composite firewall mounted _____________

2-Speed fan hub _____________

1330 sq/in Cooling module or greater _____________

Exhaust: 2021 EPA; Dual vertical _____________

Engine block heater (120 volt minimum) _____________

Fuel/water separator: 2021 Emissions _____________

160 AMP Alternator minimum _____________

(3) or more batteries – 2100-2190 CCA dual purpose _____________

12-Volt light system with circuit protection _____________

12-Volt Starter _____________

TRANSMISSION & EQUIPMENT

Allison 4500 RDS series automatic transmission _____________

Transmission PTO Rear Support Spring(s) _____________

Heavy Duty Driveline:2 Dana Spicer SPL250XL or the Meritor equivalent _____________

Torque converter _____________

Park brake auto neutral _____________

FRONT AXLE & EQUIPMENT

Meritor or the Equivalent Dana Spicer Front Axle rated at 20k or greater _____________

Front Brakes 20k or greater _____________

Front Drums 20k or greater _____________

Front Hubs 20k or greater _____________

Front auto slack adjusters _____________

20k or greater Taperleaf front springs; to include threaded bushings _____________

Dual power steering gears 20k or greater _____________

REAR AXLE & EQUIPMENT

46k or greater Rear axle, Dana Spicer or the equivalent Meritor Brand w/heavy-wall housing _____________

Rear axle ratio: 4.56 _____________

Dual rear brakes 46k or greater _____________

Dual rear hubs 46k or greater _____________

Hub package for dual rear axles rated 46k _____________

Rear slack adjusters _____________

Single spring brake 3030 high output dual _____________

Bendix 4S/4M Anti-lock brake system or greater _____________

Chalmers Rear Suspension: rated at 46k or greater _____________

TIRES & WHEELS

Front tires: Goodyear or equivalent (425/65R22.5) 20PR _____________

Rear tires: Goodyear or equivalent (11R24.5) _____________

Front wheels & Rear wheels: Aluminum (22.5x12.25) _____________

Third Axle tires must be 11R22.5 or greater polished aluminum

FRAME & EQUIPMENT

FRAME RAILS: 10-3/4 X 3/8" STL 285-336 (2,132,000) RBM Steel frame or equivalent _____________

Full insert for 10 5/8 (1,149,000) RBM _____________

120,000 PSI Yield steel required _____________

Aerodynamic bumper, painted or steel _____________

Cast center front tow hook _____________

FUEL TANK(S) & EQUIPMENT

110 Gallon fuel tank or greater with anti-siphon device _____________

14 Gallon DEF tank; LH mount _____________

CAB & EQUIPMENT

Fully Hucked-bolted Aluminum or Steel Cab _____________

Extended Cab or 120 BBC minimum _____________

Heater with integral defroster and A/C _____________

Adjustable telescoping tilt steering column _____________

Dash mounted air filter restriction gauge _____________

Transmission oil temperature gauge _____________

Speedometer _____________

Tachometer _____________

Fuel gauge _____________

Engine coolant temperature gauge _____________

Engine oil pressure gauge _____________

Must include factory installed non-steerable lift axle rated at 20K (no exceptions) _____________

Air driver seat _____________

Non-air ride (rider seat) _____________

AM/FM/WB/USB/BT Radio _____________

Cab access grab handles, LH & RH _____________

Additional Requirements:

Guaranteed buy back provision:

*The guaranteed buy back provision at the end of (1) year will be a factor in determining the lowest and best bid. 1 year-_________________ 2 year-_________________________

**Bidder(s) are to bid each unit as a complete unit. Delivery will be a consideration factor to establish lowest and best bid pursuant to Mississippi Code 31-7-13 section d.

***Participating bidders must submit auction results to support the one year buy back number proposed with their un-priced proposals. NO EXCEPTIONS. Auctioneer auction results submitted by participating vendor(s) will also be a determining factor to establish the lowest and best bidder.

****Please state delivery if not immediate:_______

Exterior Stainless Steel sun visor _____________

One- piece windshield _____________

Air Ride Cab _____________

Roof mounted marker lights _____________

Heavy Duty Center tow hook _____________

Circuit breakers replacing all but 5-amp fuses _____________

Bendix AD-IS air dryer, heated; _____________

Moisture drain valve with pull cable drain _____________

Backup: must meet SAE J994 & OSHA requirements _____________

PAINT

Color: Cab + Chassis to be red with color match cab _____________

DUMP BODY SPECIFICATIONS

Side Height Front: 66”

Side Height Rear: 66”

Rear Height: 72”

Side Material: PLATE-1/4-AR450

Front Material: PLATE-1/4/AR450

Tailgate Material: PLATE-1/4-AR450

Floor Material: PLATE-1/4-AR450

Skirt Material: SHEET-7GA-A36

Cabshield Style: NARROW & CENTERED

Cabshield Projection: 36

Cabshield Width: 65

Tarp System

Tailgate Type: HIGH LIFT

Dump Apron: HEAVY DUTY

Side Light Cutouts: LOWER FRONT

Board Holder Height: NO BOARD HOLDERS

Paint: RED

PTO – Auto Transmission

Backup Alarm

Air Tailgate Kit

Aluminum Skirts;

Pintle Hitch

Full Truck kit – with glad hands (towing package)

Body must be equipped with a vibrator (no exceptions)

Body must be equipped with pintle hitch (no exceptions)

Bidder(s) are to bid each unit as a complete unit.

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