// Dynasty Metal Works

Precast Manhole Forms

Dynasty Manhole Forms

Streamline your wetcast manhole production. Cut Labor costs Dramatically.

Specifications:
• Sizes from 4 ft to 12 ft inside diameter.
• 1/4″ plate outer jacket reinforced with heavy plate ribs.
• 1/4″ plate outer jacket reinforced with heavy plate ribs.
• Two piece jacket with 3 in channel ribs. Hinged jacket also available.
• Base, riser, slab and dome forms available.
• Gang strip step pins available.

A truckload of manhole forms headed to Vermont.

Riser Forms

Features:
• 3/8 in plate lift eyes.
• Gang strip step pins.

manhole riser details showing gang step pins

Trunnions & Heavy Pouring plate

Features:
• Trunnions made of heavy solid steel bars.
• Adjustable angle mounts for different height product.
• 1/2″ Pouring plate with heavy ribs to stay flat.

manhole base sections showing trunnions and heavy pouring plate

Eccentric dome forms

Features:
• 3/16″ steel plate skins.
• Gang strip step pins standard.
• Heavy pour plate and ribs.

Eccentric dome forms in the shop.

Special risers with included header ring.

Features:
• Header ring welded into jacket halves.
• Save hours and hours of setup and stripping time.
• Faster than most drycast plants.

manhole risers with header welded into the jacket