handhole
Small maintenance opening
A handhole is an opening large enough to insert a hand for maintenance or inspection, typically found in machinery, electrical enclosures, or plumbing systems.
Unlike a manhole, which allows full-body entry, a handhole permits only limited access: The technician removed the handhole cover to check the wiring.
Protect by overlaying
- lidRemovable container cover
- hatchOpening in deck or floor
- access doorEntry for maintenance areas
- panelDistinct flat section
chamber · cavity · hatchway · orifice · portal · entry point · cleanout · flush mount
Covered underground entry
- access panelRemovable cover for maintenance
- junction boxEnclosed wire meeting point
- conduitTube conveying fluid or cables
- vaultSecure storage chamber
enclosure · telecommunications · fiber optics · cabling · wiring · electricity · water supply · gas lines
Formal assessment of condition
- servicingPerforming routine maintenance
- repairRestore to working order
- technicianSkilled practical worker
- toolsDevices for doing work
wrench · diagnostics · troubleshooting · splicing · testing · routine checks · preventive · safety
Tightly packed together
- smallLimited in size
- narrowOf small width
- confinedKept within bounds
- crampedUncomfortably lacking space
tight · limited access · restricted · portable · lightweight · manageable · space-saving · shallow
cover
Protect by overlaying
- lidRemovable container cover
- hatchOpening in deck or floor
- access doorEntry for maintenance areas
panel · chamber · cavity · hatchway · orifice · portal · entry point · cleanout · flush mount · recessed
manhole
Covered underground entry
- access panelRemovable cover for maintenance
- junction boxEnclosed wire meeting point
- conduitTube conveying fluid or cables
vault · enclosure · telecommunications · fiber optics · cabling · wiring · electricity · water supply · gas lines · sewerage
inspection
Formal assessment of condition
- servicingPerforming routine maintenance
- repairRestore to working order
- technicianSkilled practical worker
tools · wrench · diagnostics · troubleshooting · splicing · testing · routine checks · preventive · safety · field service
compact
Tightly packed together
cramped · tight · limited access · restricted · portable · lightweight · manageable · space-saving · shallow · low-profile
- industrial partsvalve, gasket, flange, pipe, fitting
- utilitieselectricity, water supply, public utilities, water line, gas service
- steam powersteam, steam power, steam engine, steam engines, steam turbine
- boilersboiler, boilers, steam boiler, gas boiler, feedwater
handholemanhole
Covered underground entry
crawl space · access door · crawlspace · portal · entryway