Help with Manholes and Manhole Covers specifications:
Construction
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Material | |||
Your choices are... | |||
Precast Concrete | Precast manholes are usually made of concrete produced in sections at a factory and assembled at the site. | ||
Fiberglass | Fiberglass is used with plastics to create an environmentally sound and strong structure. | ||
Polyethylene | Polyethylene is a type of plastic used in the construction of manholes. It is highly corrosion resistant and environmentally safe. | ||
Other | Other unlisted, specialized, or proprietary materials. | ||
Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
Shape | |||
Your choices are... | |||
Round | Some manholes are produced to be round or cylindrical in shape. | ||
Square or Rectangular | Some manholes are produced to be square or rectangular in shape. | ||
Other | Other unlisted, specialized, or proprietary shapes. | ||
Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
Application | |||
Your choices are... | |||
Communications Manhole | Communications manholes are for underground telecom and communications lines. These manholes are used as junction places for wiring. | ||
Meter Manhole | Used to measure flows in drain lines. The monitoring system sends an alarm when an acceptable pollution level is exceeded. | ||
Power Manhole | Underground power utilities use power manholes to gain access to power cables. The manhole is a junction point for distributed electric power. | ||
Replacement Liner | Replacement liners are built specifically for inserting into old manholes that are dangerous. | ||
Sewer Manhole | Sewer manholes include effluent as well as storm water handling. | ||
Other | Other unlisted, specialized, or proprietary configurations. | ||
Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
Specifications
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Length | The length of a square or rectangular manhole. | ||
Search Logic: | User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria. | ||
Width | The width of a square or rectangular manhole. | ||
Search Logic: | User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria. | ||
Height | The height of a square, rectangular or circular manhole. | ||
Search Logic: | User may specify either, both, or neither of the "At Least" and "No More Than" values. Products returned as matches will meet all specified criteria. | ||
Diameter | The diameter of a circular or round manhole. | ||
Search Logic: | All matching products will have a value greater than or equal to the specified value. | ||
Manhole Covers
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Your choices are... | |||
Hinged Flat | Attached to the manhole on top and allows access. The covers are available in various shapes | ||
Removable Flat | Removable manhole covers are very common in street utility applications. The cover is removed completely to gain access. | ||
Hinged Dome | The cover is a rounded device that is connected via a hinge. | ||
Removable Dome | A removable dome is a domed cover that can be completely removed to gain access to the manhole. | ||
Highway Traffic | Highway manhole covers are high strength covers used in heavy traffic areas. | ||
Other | Other unlisted, specialized, or proprietary configurations. | ||
Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||
Features
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Your choices are... | |||
Integral Flumes | Flumes are integral, watertight chutes that are built into the manhole. | ||
Access Ladder | The ladder allows a person to climb into the manhole. | ||
Gas Detector | Gas detectors measure the level of gas in the manhole. They usually have an alarming device connected to signal a dangerous situation. | ||
Lights | Integral lighting is built into the manhole. | ||
Power Outlets | Power outlets are located inside the manhole. | ||
Vents | Some manholes have the option of motorized and non-motorized vents. | ||
Search Logic: | All products with ANY of the selected attributes will be returned as matches. Leaving all boxes unchecked will not limit the search criteria for this question; products with all attribute options will be returned as matches. | ||