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manhole    音标拼音: [m'ænh,ol]
n. 人孔

人孔

manhole
n 1: a hole (usually with a flush cover) through which a person
can gain access to an underground structure

Manhole \Man"hole`\, n.
A hole through which a man may descend or creep into a drain,
sewer, steam boiler, parts of machinery, etc., for cleaning
or repairing.
[1913 Webster]


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  • Manhole - Wikipedia
    Manholes are generally found in urban areas, [2] in streets and occasionally under sidewalks In rural and undeveloped areas, services such as telephone and electricity are usually carried on utility poles or even pylons rather than underground
  • Types of Manholes - Civil Engineer Mag
    A manhole, also known as a utility hole or maintenance hole, is a covered opening in a road or sidewalk that provides access to underground utilities such as sewage systems, storm drains, electrical conduits, or telecommunications infrastructure
  • Manholes - Oldcastle Infrastructure
    Concrete manholes are utilized at vault openings or pipe junctions to provide maintenance and inspection access to underground piping systems, meters, and facilities Our precast concrete manhole is perfect for traffic applications, including roadways, parking lots, and pedestrian paths
  • Manholes – Types, Components, Construction, and Maintenance
    What is a Manhole? A manhole is a vertical underground chamber that connects the surface to a network of underground utilities like sewer lines or drainage pipes It allows workers to enter and inspect, clean, or repair the system
  • Sewer Basics: Parts of a Manhole - Wincan
    Manholes give personnel and equipment access to sewer lines for inspection, testing and cleaning They are built in areas where there is a change in the sewer line direction, slope, elevation, pipe size and junctions
  • What is a Manhole? Its Purpose, Types, Features, Construction
    A manhole is a vertical opening or access point, usually covered with a lid or cover, that provides entry into underground utility systems such as sewage networks, stormwater drainage systems, water supply pipelines, gas lines, and telecommunication cables
  • 3 Types of Manholes in the US | Manhole Casting
    Today, we’ll explore the three most common types of manholes and their features, to understand where and why they should be used What are the three types of manholes? There are three types of manholes currently in use throughout the US: Shallow, Normal, and Deep
  • Sanitary and Storm Manholes | Jensen Infrastructure
    Precast concrete manholes are barrel and cone shaped chambers used for wastewater management and access management Our manhole products are part of sanitary sewers, stormwater drains, infiltration galleries, deflection systems, and distribution points
  • What is a Manhole- Function, Construction, Materials, and Types of . . .
    A manhole is a covered opening or access point on the surface of a road, sidewalk, or other paved area that provides entry into an underground utility or infrastructure system
  • A Contractor’s Guide To Manhole Construction And Repair
    A manhole is a chamber that is underground and it helps to provide easy access to various utilities This could include a sewer system, a drainage system, or anything similar





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