Heavy Construction Machinery | Quinn Company

Heavy construction machinery refers to large, powerful machines used for various tasks such as construction, earthmoving, excavation, paving, material handling, and demolition. Common types of heavy construction machinery include excavators, bulldozers, backhoes, wheel loaders, articulated trucks, cold planers, asphalt pavers, and graders. These machines are essential for residential, commercial, infrastructural, and agricultural construction projects. Quinn Company is proud to be an official dealer of Cat® equipment, known for its exceptional durability, cutting-edge technology, and reliability, making them a top choice in the industry. Cat equipment features advanced hydraulic systems, superior fuel efficiency, and rugged designs that can withstand the toughest conditions, ensuring optimal performance and long-term productivity.

120 / 120 AWD
Motor Graders

Operating Weight - Typically Equipped: 35,067 lb
Blade Width: 12 ft
Maximum Depth of Cut: 30.5 in

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120 GC
Motor Graders

Net Power - ISO 9249/SAE J1349: 171 hp
Operating Weight - Typically Equipped: 31,958 lb
Blade Width: 12 ft

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14
Motor Graders

Base Power (1st Gear) - Net: 238 hp
Operating Weight - Typically Equipped: 57,250 lb
Blade Width: 14 ft

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140 GC / 140 GC AWD - Tier 4 / Stage 5
Motor Graders

Engine Power (ISO 14396): 196 hp
Operating Weight - Typically Equipped: 38,912 lb
Blade Width: 12 ft

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140 / 140 AWD LVR - Tier 4 / Stage 5
Motor Graders

Net Power - EEC 80/1269: 250 hp
Operating Weight - Typically Equipped: 20,236 lb
Blade Width: 12 ft

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140 / 140 AWD - Tier 4 / Stage V
Motor Graders

Net Power Range (Tier 4): 179 hp
Operating Weight - Typically Equipped: 42,647 lb
Blade Width: 12 ft

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150 / 150 AWD - Tier 4 / Stage 5
Motor Graders

Net Power Range (Tier 4): 200 hp
Operating Weight - Typically Equipped: 43,950 lb
Blade Width: 12 ft

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16
Motor Graders

Base Power (1st Gear) - Net: 290 hp
Operating Weight - Typically Equipped: 71,454 lb
Blade Width: 16 ft

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160 / 160 AWD - Tier 4 / Stage 5
Motor Graders

Base Power (1st Gear) - Net: 221 hp
Operating Weight - Typically Equipped: 45,547 lb
Blade Width: 14 ft

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18
Motor Graders

Base Power (1st Gear) - Net: 304 hp
Operating Weight - Typically Equipped: 74,324 lb
Blade Width: 18 ft

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24
Motor Graders

Net Power - EEC 80/1269: 535 hp
Operating Weight - Typically Equipped: 165,314 lb
Blade Width: 24 ft

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320 GC - Tier 4 / Stage V
Medium Excavators

Net Power - ISO 9249: 146 hp
Operating Weight: 48,500 lb
Maximum Digging Depth: 22 ft

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320 - Tier 4 / Stage V
Medium Excavators

Net Power - ISO 9249: 172 hp
Operating Weight: 49,800 lb
Maximum Digging Depth: 22 ft

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323 - Tier 4 / Stage V
Medium Excavators

Net Power - ISO 9249: 172 hp
Operating Weight: 55,100 lb
Maximum Digging Depth: 22.1 ft

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325 - Tier 4 / Stage V
Medium Excavators

Net Power - ISO 9249: 172 hp
Operating Weight: 62,800 lb
Maximum Digging Depth: 22 ft

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326 - Tier 4 / Stage V
Medium Excavators

Net Power - ISO 9249: 201 hp
Operating Weight: 56,400 lb
Maximum Digging Depth: 22.4 ft

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330 - Tier 4 / Stage V
Medium Excavators

Net Power - ISO 9249: 273 hp
Operating Weight: 69,200 lb
Maximum Digging Depth: 23.9 ft

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330 GC - Tier 4 / Stage V
Medium Excavators

Net Power - ISO 9249: 201 hp
Operating Weight: 68,100 lb
Maximum Digging Depth: 23.8 ft

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335 - Tier 4 / Stage V
Medium Excavators

Net Power - ISO 9249: 273 hp
Operating Weight: 77,000 lb
Maximum Digging Depth: 22.9 ft

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340 Long Reach
Long Reach Excavation

Net Power - ISO 9249: 346 hp
Operating Weight: 96,500 lb
Maximum Digging Depth: 42.8 ft

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340 UHD
Demolition Excavators

Operating Weight: 122,600 lb
Maximum Pin Height at Stick Nose: 72.2 ft
Maximum Weight at Stick Nose: 8,160 lb

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