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DuraHoist Portable Confined Space Systems

Miller DuraHoist Complete Four-Piece Hoist/Winch Systems

Miller DuraHoist™ Complete Four-Piece Hoist/Winch Systems

DuraHoist Complete Four-Piece Confi ned Space Systems consist of a One-Piece Adjustable Mast (DH-3/) and Three-Piece Portable Base (DH-4/).

Suggested applications:

  • Public Utilities: Vault and manhole entry, pump/lift/valve stations, water treatment and wastewater industries
  • General Industry (Food, Chemical, Pulp and Paper): Elevated manholes, storage tanks, platforms/mezzanines, underground vaults, clarifier tanks, pre-heaters


Features

  • System breaks down into four lightweight aluminum components for easy storage, transport and set-up. No tools required for assembly.
  • Overall system height adjusts from 79-in. (2.01 m) to 100-in. (2.54 m)
  • Modular design allows the use of various fixed and portable bases and an optional mast with extensions. Multiple winches and/or lifeline systems may be mounted as required.

SKUDescriptionWeight
Miller Complete Four-Piece Hoist/Winch System
DH-1/ Four-Piece System with ManHandler hoist/winch w/65-ft. (20 m) of 3/16-in. (4.76 mm) galvanized steel cable 133.5 lbs. (60.6 kg)
DH-2/ Four-Piece System without ManHandler hoist/winch 91 lbs. (41.3 kg)

Miller Adjustable Mast Options

Combining Lower Mast Extensions with the One-Piece Adjustable Mast or the Two-Piece Upper Mast eliminates the need for custom-length masts. The Upper Mast also provides additional solutions to height-restrictive applications.

One-Piece Adjustable Mast

One-Piece Adjustable Mast

  • Compatible with any one Lower Mast Extension
  • Overall mast height adjusts from 74-in. (1.88 m) to 89-in. (2.26 m)
  • Mast offset adjusts from 12-in. (.30 m) to 29-in. (.74 m)
Two-Piece Upper Mast

Two-Piece Upper Mast

  • Two-piece upper mast is compatible with any two Lower Mast Extensions, not exceeding a combined 90-in. (2.29 m) in height for the DH-21/ or 78-in. (1.98 m) for the DH-23
Lower Mast Extensions

Lower Mast Extensions

  • Extensions provide the flexibility to change overall mast height from 41-in. (1.04 m) to 146-in. (3.71 m)
SKUDescriptionWeight
Miller Adjustable Mast Options
DH-3/ One-Piece Adjustable Mast 29 lbs. (13.2 kg)
DH-21/ 12-in. (.30 m) to 29-in. (.74 m) Adjustable Offset Upper Mast 23 lbs. (10.4 kg)
DH-23/ 30-in. (.76 m) to 48-in. (1.22 m) Adjustable Offset Upper Mast 29 lbs. (13.2 kg)
DH-22/21 21-in. (.53 m) Lower Mast Extension 14 lbs. (6.4 kg)
DH-22/33 33-in. (.84 m) Lower Mast Extension 17 lbs. (7.7 kg)
DH-22/45 45-in. (1.14 m) Lower Mast Extension 20 lbs. (9.1 kg)
DH-22/57 57-in. (1.45 m) Lower Mast Extension 23 lbs. (10.4 kg)
Carrying bags are available. Refer to the Miller DuraHoist Confined Space Safety Systems brochure at www.millerfallprotection.com.

Miller Portable and Fixed Base Options

All of the following bases are compatible with all Adjustable Mast Options. All base options include PVC liner.

Three-Piece Portable Base

Three-Piece Portable Base

Three lightweight aluminum components for easy transport. Features adjustable aluminum screws and a built-in level indicator for easy set-up on uneven surfaces. No tools required for assembly.

DH-4/ – Maximum 29-in. (.74 m) offset
DH-24 – Maximum 48-in. (1.22 m) offset

Manhole Collar

Manhole Collar

Designed for applications involving frequent set-ups over similarly-sized access openings. Simply slip collar into sewer manhole, tank hatch or other opening. Available from 17.5-in. (.44 m) to 27.5-in. (.70 m).

DH-11/

Adjustable Barrel Mount Sleeve

Adjustable Barrel Mount Sleeve

Designed for shoring, wall and parapet applications where frequent set-up over varying wall thicknesses is required. Accommodates wall thicknesses up to a max. of 24-in. (.61 m).

DH-6/

Floor Mount Sleeve

Floor Mount Sleeve

Mounts to horizontal concrete or steel structures.

DH-7ZP/ – Zinc-plated, mild steel
DH-7SS/ – Stainless steel

Wall Mount Sleeve

Wall Mount Sleeve

Mounts to vertical concrete or steel structures. Compact design creates minimal intrusion into work space.

DH-8ZP/ – Zinc-plated, mild steel
DH-8SS/ – Stainless steel

Core Mount Sleeve

Core Mount Sleeve

Designed for slip-in installation into a 4-in. (.10 m) diameter core hole in concrete or in an existing steel structure.

DH-9ZP/ – Zinc-plated, mild steel
DH-9SS/ – Stainless steel

Barrel Mount Sleeve w/3.5-in. (.09 m) Opening

Barrel Mount Sleeve w/3.5-in. (.09 m) Opening

Eight independent clamping screws allow temporary installations over edges of shoring cans, walls and other structures.

DH-5/

Flush Floor Mount Sleeve

Flush Floor Mount Sleeve

Eliminates the potential trip hazard presented by other floor mount sleeves. Installs into a 4-in. (.10 m) diameter core hole in concrete or in an existing steel structure.

DH-20ZP/ – Zinc-plated, mild steel
DH-20SS/ – Stainless steel

Vehicle Hitch Mount Sleeve

Vehicle Hitch Mount Sleeve

Designed to install into a 2-in. (.05 m) receiver on an attendant vehicle to provide a portable anchor point for confined space entry/retrieval, rescue and fall arrest applications.

DH-12/ – Maximum 29-in. (.74 m) offset
DH-25 – Maximum 48-in. (1.22 m) offset

SKU
Description
Portable and Fixed Bases
SKU
Description
DH-4/ Three-piece portable base for maximum 29-in. (.74 m) offset
DH-24/ Three-piece portable base for maximum 48-in. (1.22 m) offset
DH-13/ Vehicle hitch mount 2-ft. extension
DH-13/4FT Vehicle hitch mount 4-ft. extension
DH-14/ Universal joint assembly
DH-15/ Pintle hitch adapter
DH-16/ 2 inch ball hitch adapter
DH-17/ Single direction bumper receiver
DH-5/ Barrel mount sleeve with 3.5-in. (.09 m) opening
DH-6/ Adjustable barrel mount sleeve
DH-7ZP/ Floor mount sleeve, CS-500 zinc plated mild steel
DH-8ZP/ Wall mount sleeve, CS-500 zinc plated mild steel
DH-7SS/ Floor mount sleeve, 304 stainless steel
DH-8SS/ Wall mount sleeve, 304 stainless steel
DH-9ZP/ Core mount sleeve, CS-500 zinc plated mild steel
DH-9SS/ Core mount sleeve, 304 stainless steel
DH-10ZP/ Sleeve cap, CS-500 zinc plated mild steel
DH-10SS/ Sleeve cap, 304 stainless steel
DH-11/17.5 Manhole collar for use with 18 – 20-in. diameter manways
DH-11/19.5 Manhole collar for use with 20 – 22-in. diameter manways
DH-11/21.5 Manhole collar for use with 22 – 24-in. diameter manways
DH-11/23.5 Manhole collar for use with 2 – 26-in. diameter manways
DH-11/25.5 Manhole collar for use with 26 – 28-in. diameter manways
DH-11/27.5 Manhole collar for use with 28 – 30-in. diameter manways
DH-12/ Vehicle hitch mount sleeve for maximum 29-in. (.74 m) offset
DH-25/ Vehicle hitch mount sleeve for maximum 48-in. (1.22 m) offset
DH-20ZP/ Flush Floor Mount Sleeve, A-36 steel
DH-20SS/ Flush Floor Mount Sleeve, 304 stainless steel

Miller Accessories

DH-18/ DH-4WK/
DH-18/ DH-4WK/
SKUDescriptionWeight
Miller DuraHoist Equipment Carts
DH-18/ Equipment Cart for DuraHoist Four-Piece Hoist System (DH-1/, DH-2/) 40 lbs. (18.1 kg)
DH-18DC/ Dust Cover for the DuraHoist Equipment Cart 2 lbs. (.91 kg)
Miller Wheel Kit
DH-4WK/ DH-4WK/ Wheel Kit (two wheels) for the DuraHoist Three-Piece Base (DH-4/) 30 lbs. (13.6 kg)
Carrying bags are available. Refer to the Miller DuraHoist Confined Space Safety Systems brochure at www.millerfallprotection.com.

Miller Hoists/Winches and Mounting Brackets

The Complete Mounting Bracket Assembly (DH-19-MILLER/) is required to mount a Miller ManHandler Hoist/Winch or a Miller MightEvac SRL to the DuraHoist Portable Confined Space System.

Miller ManHandler Hoist/Winch

Miller ManHandler Hoist/Winch

Miller MightEvac Self-Retracting Lifeline w/Emergency Retrieval Hoist

Miller MightEvac Self-Retracting Lifeline w/Emergency Retrieval Hoist

DH-19-MILLER/

DH-19-MILLER/

DH-19/

DH-19/

DH-AB-MILLER/

DH-AB-MILLER/

SKUDescriptionWeight
Miller Mounting Brackets
DH-19-MILLER/ Complete Mounting Bracket Assembly 3.1 lbs. (1.4 kg)
DH-19/ Winch Mount Bracket 1.6 lbs. (.73 kg)
DH-AB-MILLER/ DH-AB-MILLER/ Adapter Bracket for Miller MightEvac SRL (Requires a DH-19/ Bracket) 1.5 lbs. (.68 kg)