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ENGINE
Type: Caterpillar diesel engine (emission controlled)
Power: 275 hp (205.2 kW) @ 2200 rpm.
Fuel economy: 11 gph (41.6 Lph) @ 80% of rated hp.
SERVICE CAPACITIES
Fuel reservoir: 150 gal. (567.8 L).
Hydraulic oil reservoir: 207 gal. (783.6 L).
AUTOMATED CONTROL SYSTEM
Type: Electronic-over-hydraulic.
Controls: GOMACO’s exclusive G21 proprietary digital operating system features self-diagnostics for front and rear grade, cross slope, steering, reverse steering for ease of operation. The GOMACO control system features dual grade controls for sensoring stringline on both sides of machine simultaneously. Automatic on/off controls for vibrators and tamper bars are activated with machine movement.
TELESCOPING FRAME
Telescoping: Modular frame telescopes on the left side up to 6 ft. 6 in. (1.98 m).
AUGER SYSTEM
Type: Reversible 14 in. (356 mm) diameter hydraulically powered split auger. (3100 series open-front mold)
Auger speed: Up to 66.8 rpm.
TAMPER SYSTEM
Type: Hydraulically powered split vertical tamping system.
Tamper speed: Adjustable up to 120 strokes per minute.
HYDRAULIC SYSTEM
TRACK CIRCUITS
Two & Four-track: Two closed-loop, hydrostatic pumps providing 15.1 gpm (57.2 Lpm) each for a total of 30.2 gpm (114.3 Lpm).
AUGER CIRCUIT
Pumps: Two open-loop, hydraulic vane pumps providing 23.6 gpm (89.3 Lpm) each for a total of 47.2 gpm (178.7 Lpm).
VIBRATOR CIRCUIT
Standard: Two open-loop, hydraulic vane pumps providing 35.3 gpm (133.6 Lpm) each, for a total of 70.6 gpm (267.2 Lpm).
Optional: One open-loop, hydraulic vane pump providing 35.3 gpm (133.6 Lpm).
LIFT CIRCUIT
Pump: One open-loop, pressure-compensated pump providing 38 gpm (143.9 Lpm).
TAMPER CIRCUIT
Pump: One open-loop, hydraulic vane pump providing 21 gpm (79.5 Lpm), up to 10.5 gpm (39.7 Lpm) per circuit.
HYDRAULIC OIL COOLING
Stationary cooler: One stationary cooler with hydraulic fan to cool vibrator, track and auger circuit oil.
FILTRATION
Type: One 10 micron absolute in-tank return filter, 25 psi bypass. Three 100 mesh suction strainers, 3 psi bypass. One 10 micron absolute lift pressure filter, non bypass. Two 16 micron absolute track pump charge pressure filters, non bypass.
SLIPFORM MOLD (3100 series open-front mold)
24 ft. mold: One right-hand drive section, one left-hand drive section, and one power transition adjuster (PTA) section. Balance of inserts per customer specifications. Hydraulically pressure-compensated sideplates with adjustment up to 19 in. (483 mm). Additional insert sections for paving widths up to 32 ft. (9.75 m) optional. Computer-controlled transition adjuster available for transitions.
International 7.5 m mold: One 1 meter right-hand drive section, one 1 meter left-hand drive section, and one 1 meter power transition adjuster (PTA) section. Balance of metric inserts per customer specifications. Hydraulically pressure-compensated sideplates with adjustment up to 483 millimeters. Additional insert sections for paving widths up to 9.75 meters optional. Computer-controlled transition adjuster available for transitions.
VIBRATORS
Type: Hydraulic motor-in-head powering an eccentric weight.
Quantity: 16 vibrators and 16 vibrator circuits.
Optional: 8 additional vibrators and 8 additional vibrator circuits.
TWO-TRACK SYSTEM
Type: Two hydraulically powered, gear-driven crawler tracks.
Overall track length: 11 ft. 10.7 in. (3.62 m) includes track fender or 12 ft. (3.66 m) with optional series 6 tracks.
Track pad width: 15.75 in. (400 mm).
Gearbox reduction: 202:1 gear reduction with two-speed hydraulic motors.
Track speed: Up to 75 fpm (22.9 mpm).
Ground pressure: 18 psi, based on 65,000 lb. (29,484 kg) with weight evenly distributed.
Leg height adjustment: 36 in. (914 mm) hydraulic adjustment.
FOUR-TRACK SYSTEM
Type: Four hydraulically powered, gear-driven crawler tracks.
Overall track length: 7 ft. 11 in. (2.41 m) includes fender.
Track pad width: 15.75 in. (400 mm).
Gearbox reduction: 131:1 gear reduction with two-speed hydraulic motors.
Track speed: Up to 52.8 fpm (16.09 mpm).
Ground pressure: 18.8 psi, based on 83,000 lb. (36,742 kg) with weight evenly distributed.
Leg height adjustment: 36 in. (914 mm) hydraulic adjustment and manual adjustment up to 18 in. (457 mm) for a total height adjustment of 54 in. (1372 mm).
Leg positioning: Each leg has manual leg-mount pivoting arms which allow the leg to pivot up to 19 in. (483 mm) to the outside and up to 15 in. (381 mm) to the inside from the straight-ahead position.
WEIGHTS (approximate, based on standard machine)
Two-track transport weight without mold: 46,000 lbs. (20,866 kg) with series two tracks and two 4 ft. (1.22 m) frame inserts.
Two-track operational weight: 65,000 lbs. (29,484 kg) equipped with series two tracks, 24 ft. (7.32 m) 3100 series open-front mold and two 4 ft. (1.22 m) frame inserts.
Four-track transport weight without mold: 64,000 lbs. (29,030 kg) with series two tracks and two 4 ft. (1.22 m) frame inserts.
Four-track operational weight: 83,000 lbs. (37,649 kg) equipped with with series two tracks, 24 ft. (7.32 m) 3100 series open-front mold and two 4 ft. (1.22 m) frame inserts.
NOTE: Transport and operational weights are variable, depending on number of machine options.
DIMENSIONS (Based on standard machine with series two tracks and 3100 series open-front mold)
Paving width: 12 ft. (3.66 m) to 18 ft. 6 in. (5.64 m) with no inserts needed for frame.
Optional: Paving width to 32 ft. (9.75 m) with additional vibrators and frame inserts.
Two-track operational length: 16 ft. 6 in. (5.03 m).
Two-track operational width: Paving width plus 7 ft. 1 in. (2.16 m).
Two-track operational height: 10 ft. 9.3 in. (3.28 m) with 3100 series open-front mold attached.
Two-track minimum transport length: 19 ft. (5.79 m) with 3100 series open-front mold attached.
Two-track minimum transport width: 11 ft. 11 in. (3.63 m).
Two-track minimum transport height: 10 ft. 1.25 in. (3.08 m) without mold or 10 ft. 9.3 in. (3.28 m) with 3100 series open-front mold attached.
Four-track operational length: 28 ft. 8.25 in. (8.74 m).
Four-track operational width: Paving width plus 6 ft. 5 in. (1.96 m).
Four-track operational height: 10 ft. 4 in. (3.15 m) with 3100 series open-front mold attached.
Four-track minimum transport length: 35 ft. (10.67 m) with series two tracks.
Four-track minimum transport width: 9 ft. 10 in. (3 m).
Four-track minimum transport height: 10 ft. 2 in. (3.1 m) without mold or 10 ft. 7.5 in. (3.24 m) with 3100 series open-front mold attached.
Attachments Available
- VHS, vertical hinged sideplates with hydraulic control and pressure-compensated.
- Auto-Float® attachment.
- Four-corner outrigger system, manual operation.
- Four-corner outrigger system, hydraulic powered.
- 3100 series auger/strike-off mold with 16 in. (406 mm) front auger and 14 in. (356 mm) grout box auger.
- 5000 series open-front mold with 16 in. (406 mm) auger.
- 5000 series auger/strike-off mold with 20 in. (508 mm) front auger and 16 in. (406 mm) grout box auger.
- Detachable telescoping auger/strike-off.
- Air compressor and pressurized tank for air bar inserters.
- High-pressure water system.
- Low-pressure water system.
- Sensor-controlled power transition adjuster (PTA).
- Computer-controlled power transition adjuster (PTA).
- Hydraulic edge slump control.
- Frame extensions.
- Grade averaging ski.
- IDBI, In-the-pan dowel bar inserter.
- Sideplate extensions for bar insertion.
- Manual bar inserter.
- Air-powered bar inserter.
- Hydraulic side bar inserter with vibration.
- Frame-mounted bar inserters.
- Mold-mounted bar inserters.
- Keyway crimper and punch assembly.
- Bolt-on male keyway attachments.
- Stringless control system.
- Other options are available to customize machine to accommodate applications and customer needs.
MANUFACTURED UNDER ONE OR MORE OF THE FOLLOWING U.S. OR FOREIGN PATENTS: 3,299,786; 3,450,011; 3,541,931; 3,779,661; 3,959,977; 4,073,592; 4,136,993; 4,226,917; 4,343,513; 4,360,293; D-266,850; 853,607; 861,819; 954,773; 406,787; 1,147,187; 133,220; D-512,249; 4,717,282; 4,457,645; C-1,110,893; C-1,191,044; 12,890-1-0010; 5,061,115; 7,509,187; 7,509,615; 5,102,267; 5,101,360; 4,954,019; 4,984,639; 5,190,397; 5,209,602; 0,518,535; 2,067,126; 494,257; 69,031,836.7-08; 2,069,516; 5,924,817; 2,833,084 AND PATENTS PENDING.
GOMACO Corporation reserves the right to make improvements in design, material, and/or changes in specifications at any time without notice and without incurring any obligation related to such changes.
Performance data is based on averages and may vary from machine to machine.
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