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SCOPE OF THE CONSTRUCTION ELECTRICIAN OCCUPATION9 ~9 `' a% o' E! l2 o" M: a9 s
The title “construction electrician” defines a person who, because of his or her knowledge,; m! C; ?3 {# s( a: x7 m* W' k
training and abilities, is capable of laying out, installing, testing, troubleshooting, and repairing electrical+ h# M" |& ~4 l5 D2 I p3 K, X
systems, which provides light, heat, communications, and power to a variety of new and existing, a5 k4 w( [* i1 l0 j
residential, commercial, and industrial structures." O2 {" y7 P/ Q% s V3 f
Construction electricians read and interpret electrical, mechanical, and architectural drawings
, x2 ~! i2 B0 z1 B1 }- eand electrical code specifications to determine wiring layout. They cut, thread, bend, assemble, and6 | z; \4 V$ W* U
install conduits and other types of electrical conductor enclosures and fittings. They pull wire and cable
7 I- u+ q5 Z0 D. ithrough conduits, position, maintain and install distribution and control equipment such as switches,4 f$ Z5 M# @3 R2 L( p
relays, circuit breaker panels, and fuse enclosures, install single and multi-wire cables above and: E `) l: `& X$ P/ e/ ~
underground, install data cabling, and install and maintain fibre optic and signalling systems.* R0 J* h( l8 _0 j4 m* }& I
Construction electricians work in the full range of environmental conditions: from outside in$ W0 v4 A7 S7 C4 m( _5 l0 ^
all weathers; inside in dusty industrial plants and mills; to state-of-the-art clean-rooms in hospitals and# f) @+ P! L) L/ W9 c( O
manufacturing plants. The work often requires considerable standing, bending, crawling, lifting,
& B3 E- v/ M; E7 Wclimbing, pulling, and reaching and may be conducted in cramped, confined spaces or on ladders and! o% M. q: ~3 }1 A8 x
scaffolding at great heights. Hazards include electric shocks, burns, and falling objects.
% d5 {7 d1 u" p5 QConstruction electricians are required to have good mechanical ability, a thorough2 a6 k" ~) F$ L! X& D2 F0 v) V
knowledge of the principles of electricity, circuitry, and power distribution systems, and familiarity with
* s+ ^8 K( S& {. p, v, Rthe materials and techniques of construction. All construction electricians are required to be competent in
5 l X% W* v$ X# a) ithe use of hand and power tools and test equipment.0 r$ B# K) s# i$ O, ^6 z
All electrical wiring and installations must conform to the CSA Canadian Electrical Code.1 z, J, ^5 ~5 C" @7 B
Therefore construction electricians must be thoroughly familiar with the latest issue of this document.
& g5 @0 U1 c& d3 O" nFor safety, permits and other regulations they follow local electrical, building and safety codes./ U7 }8 s* H4 \: y m2 m
On small jobs, construction electricians may work alone with minimal supervision, and they
: u. |3 U! ]+ W2 F3 J& e% Kmay supervise an apprentice. On large jobs, they may work under the direction of a supervisor.
( w3 ]( Z) {! B d& AConstruction electricians interact and work co-operatively with the full spectrum of
( j" t( J, }) P6 x% Qconstruction tradespeople, such as carpenters, lathers, cabinetmakers, plumbers, and heating, ventilation3 q/ [* t7 @ }3 [* G2 V' m/ ]
and air-conditioning technicians. They are required to constantly adjust their schedule and work to& C8 b& w# r s7 s+ P
accommodate the schedule of these other trades since most trades rely on some sort of electrical
* P; F' p# v1 I5 u0 \connections at specific points in the construction cycle.2 e% R [) B: A0 j
With advances in technology the work of the construction electrician is changing. Today’s M2 ]! {7 R, ]! a% C
wired environment requires construction electricians to be able to install a variety of wiring such as data,
M# ]: {! b8 m, Haudio, video, signalling, and communication cabling. Electrical control systems are also becoming more n1 y* E8 k) ]2 I
complex, often solid-state or computer-controlled, which requires the construction electrician to have a* u! O; K: G9 }7 G3 [2 `( ~1 ?
greater knowledge of electronic systems.& V# w6 C+ m; |; H9 }- a- D
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引自 “interprovincial standards red seal program - national occupational analyses“
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http://www.red-seal.ca/Site/trades/analist_e.htm |
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