250tph 2006 SPECO Batch Plant
Dryer: 9’ x 29’.5” Insulated and skinned counter flow dryer dries the virgin aggregate. The 5/8” dryer features a trunnion drive system with (4) 20 hp direct drive packages. A 4” insulation and stainless-steel covering cover the dryer to maximize fuel savings.
Burner: 75,000,00 Hauck ECOSTAR II Combo Burner (Oil/Gas) with gas train and fuel oil pump package are included.
5 (Five) Bin Cold Feed System: Bins are 10’ x 12’ with 5hp A.C. direct drive packages, the bin slope is built at a 65 degree wall angle and includes ¼” S45C inside liners from the factory. Variable speed feeders are 24” with a 7 hp 30” collecting conveyor. A 30” charging conveyor with weigh bridge is provided to feed the dryer. Bins have material inside for site safety.
Lime Package: 400 bbl. EZ Flow portable silo with fluffer pads and material impact scale to a rotary air lock a 12” feeds the 4’x 5’ twin shaft pugmill. All the lime system controls are included in a NEMA cabinet on the base of the silo package.
Mixing System: Model TSAP-3000FFW, 6600 lb twin shaft pugmill is direct drive twin 60 hp drive packages. There are replaceable chrome-alloy steel casted liners on the inside of the pugmill and auto lubrication to help provide ease of maintenance.
Hot Elevator: (286 TPH) with a 30hp direct drive package.
Vibrating Screen: (286 TPH) Incline design with 3.5 deck’s and twin 20hp overhead drive package. Front removal screen section is on rails for ease of screen replacement.
Hot Bins: 4 bins with a total of 1,500 Cubic feet of storage. There are high and low bindicators with pneumatic air cylinders on the bin gates.
Weigh System: The Aggregate Accumulative weigh system has a range of 2.2LB Min to 7.275LB Max and is suspended on a 3-point load cell system. The Asphalt Individual weigh system has a range of .44 LB Min to 1,100 LB Max and is suspended on a 3-point load cell system. All heated areas are jacketed to help maintain proper asphalt temps.
EACH SECTION OF THE BATCH TOWER IS MOUNTED ON RUBBER ISOLATION PADS TO REDUCE THE VIBRATION.
THE WHOLE TOWER IS ENCLOSED IN A STEEL REMOVABLE ENCLOSURE.
Dust Control: Primary dust control is an air skimmer that is fully adjustable with auger to feed material to the hot elevator. Secondary Dust Control is a 50,000 ACFM @ 5.5-1 air to clothe ratio pulse-jet baghouse with top removal Nomex bags and auger discharge back to hot elevator. A 175 HP motor is on the paddle wheel style fan with built in in-line silencer. An IR 50 hp screw compressor with IR Dryer provides air to the 1000-gallon storage tank for the plant and burner.
A.C. System: There are two 25,000-gallon coiled horizontal tanks these takes were original to the plant that the Speco plant replaced however they were professionally cleaned at time of new plant set up. A Speco 3.5MBTU hot oil heater provides the heat for the tanks, plant and lines. The heater features a Riello burner set up on natural gas. A 10,000-gallon vertical fuel tank is provided for the burner fuel. A process heating preheater is in line for the heating of the fuel oil for Atomization of the fuel.
Recycle Asphalt Tower: Two (2) 5’ x 10’ Bins are provided for the Cold (PRE-CRUSHED) Rap. Each bin features a built-in ware liner’s, vibrators, grizzly’s and 10hp 18” direct drive feeders. 24” conveyor feeds a 120tph vertical elevator that feeds a 53cft storage bin that is set up on a accumulative weigh system (That weighs as a 5th material) that feeds a 24” belt to a chute into the pugmill. The system can feed up to 30% recycle into the plant.
Control System: A 10’ x 20’ single level single room control house with Speco computer control system featuring a computer and manual back up system Hauck BCS600 burner controls. The motor control system is a 3-door cabinet with amp meters in the doors. All wire is SO cable in cable trays and there are motor lock outs at each motor. The plant has CCTV Camera’s around the plant with monitors inside the control house. The plant has outside lighting.
Again this plant was installed in 2006 and has produced approx. 300,000 tons since new.
Pros: The plant is late model / low tonnage, recent complete rebuilt rap elevator, new screens in screen deck, and new arms and tips in the pugmill. The overall condition of the plant is good with light ware in the dryer and tower. The bags are original, and the house is dry. This a 30% recycle plant that will run at 260 tph. Speco makes a quality product with modern technology. Mid Missouri asphalt has been running the same plant with no problems since 2002 and Superior Asphalt has been running a TSAP 2000 plant since 2000 with almost 2 million tons of production and runs 24hrs a day to complete larger jobs.
There is a Conex box included with spare motors, bags, air cylinders and other misc. items.
Cons: The Hauck BCS6000 controls are missing the touch screen, the IR 20 hp compressor is missing the motor, the hot oil heater is missing the pump, the cold feed is full of material, the 3-way A.C. Valve on the tower sticks (needs to be replaced) and there is A.C. all built up over the pugmill platform. A row of the combustion flights in the dryer will need attention. The loading lips of the bins need attention also.
