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excavation    音标拼音: [,ɛkskəv'eʃən]
n. 挖掘,发掘,挖掘的洞

挖掘,发掘,挖掘的洞

excavation
n 1: the act of digging; "there's an interesting excavation
going on near Princeton" [synonym: {excavation}, {digging},
{dig}]
2: the site of an archeological exploration; "they set up camp
next to the dig" [synonym: {dig}, {excavation}, {archeological
site}]
3: a hole in the ground made by excavating
4: the act of extracting ores or coal etc from the earth [synonym:
{mining}, {excavation}]

Excavation \Ex`ca*va"tion\, n. [L. excavatio: cf. F.
excavation.]
1. The act of excavating, or of making hollow, by cutting,
scooping, or digging out a part of a solid mass.
[1913 Webster]

2. A cavity formed by cutting, digging, or scooping. "A
winding excavation." --Glover.
[1913 Webster]

3. (Engin.)
(a) An uncovered cutting in the earth, in distinction from
a {covered cutting} or {tunnel}.
(b) The material dug out in making a channel or cavity.
[1913 Webster]

The delivery of the excavations at a distance of
250 feet. --E. L.
Corthell.
[1913 Webster]

153 Moby Thesaurus words for "excavation":
abysm, abyss, arroyo, avulsion, box canyon, breach, break,
bringing to light, burrow, canyon, casual discovery, catching,
cavity, chance discovery, chap, chasm, check, chimney, chink,
cleft, cleuch, clough, col, coulee, couloir, crack, cranny, crater,
crevasse, crevice, cut, cutting out, cwm, deepening, defile, dell,
depression, deracination, detection, determination, determining,
dig, digging, diggings, dike, disclosure, discovery,
disentanglement, distinguishment, ditch, donga, draw, drawing,
drawing out, dredging, drilling, engraving, enucleation,
eradication, espial, evolvement, evulsion, excision, exhumation,
exposure, expression, exsection, extirpation, extraction,
extrication, fault, find, finding, finding out, fissure, flaw,
flume, fracture, furrow, gap, gape, gash, gorge, groove, gulch,
gulf, gully, hole, hollow, incision, indentation, invention, joint,
kloof, leak, locating, location, lowering, lucky strike, mine,
mining, moat, notch, nullah, opening, pass, passage, pit,
pressing out, probing, pulling, quarry, quarrying, ravine,
recognition, rediscovery, removal, rent, revelation, rift, rime,
ripping out, rupture, scissure, seam, serendipity, shaft, sinkage,
sinking, slit, slot, split, spotting, squeezing out, strike,
treasure trove, trench, trough, trouvaille, trove, tunnel,
tunneling, uncovering, unearthing, unrooting, uprooting, valley,
void, wadi, well, withdrawal, workings, wresting out


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  • Trenching and Excavation Health and Safety Programs
    Has the excavation been marked to make the workers and others aware of the excavation (e g , fence, flags, or other safeguards)? Are sanitary facilities available at the site, as appropriate? General Are proper barriers or guardrails in place to protect anyone or equipment falling into the excavation or trench?
  • CCOHS: Trenching and Excavation
    What is meant by a trench and an excavation? Generally speaking, an excavation is a hole in the ground as the result of removing material
  • CCOHS: Health and Safety Report - Past Issues
    Despite advancements in engineering controls, protective equipment and safe work practices, excavation and trenching remain among the most hazardous construction operations Generally speaking, an excavation is a hole in the ground as the result of removing material
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    What are guardrails? Guardrails are a stationary (or quot;fixed quot;) system used to protect workers from falls when working at heights
  • CCOHS: Road Work - Traffic Control Zone
    What is covered in this document? This document covers managing traffic flow through a work zone
  • CCOHS: Confined Space - Atmospheric Testing
    What must the employer do when atmospheric testing is needed for a confined space? The employer must make sure that a hazard assessment is performed before workers enter a confined space
  • Scrap Metal Recycling Occupations and Workplaces
    What are some health and safety hazards for people working in scrap metal recycling?
  • Working on or near water - Health and Safety Programs
    A written emergency response plan appropriate to potential emergencies should include when work is done on or above water It is specifically required in some jurisdictions when working on or over water (e g , British Columbia and Newfoundland) Quebec requires a description of the work performed, characteristics of the body of water, weather conditions, as well as a transportation plan and
  • Landscaping - Shovelling and Digging Landscaping
    egulations relating to excavation and trenching Always ve ify the legislative requirements before digging For more information on trenching and excavation, pleas see the OSH Answers: Trenching an What should I know about cave-ins? ected trench can lead to injuries or fatalities Even being buried up to the waist can lead to a
  • CCOHS: Ladders
    The Canadian Centre for Occupational Health and Safety (CCOHS) promotes a safe and healthy working environment by providing occupational health and safety information and advice





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