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Straight answers from the safety code, in plain language. Searchable, and built for the job.

7-day free trialon both Field Guides — cancel before day 7 and pay nothing
Escalator Field Guide
what is the heaviest that the deck lid can be
Access plates at the top and bottom landings must not take more than 310 N (70 lbf) of effort to lift open.CSA B44 Part 6 · 6.1.7.3.1

A real answer from the guide. Ask it the way you would say it: deck lid, deck plate and pit cover plate all find the access plate.

Escalator Field Guide
how much force will trip a comb impact
It has to cut power by 1 780 N (400 lbf) pushed horizontally at either side of the combplate, or 3 560 N (800 lbf) at the centre of the front edge, or 670 N (150 lbf) upward at the centre. Units installed under A17.1b‑1992 and later.CSA B44 Part 6 · 6.1.6.3.13

A real answer from the guide. Ask it the way you would say it: comb impact, comb plate impact and comb-plate impact all find the comb-step impact device.

Elevator Field Guide
what is the maximum force a door can close with
The force needed to stop a closing door must not exceed 135 N (30 lbf), measured on the leading edge with the door between one-third and two-thirds of its travel.CSA B44 Part 2 · 2.13.4.2.3

A real answer from the guide. Ask it the way you would say it: hall door, landing door and outer door all find the hoistway door.

Elevator Field Guide
how far can the car door open between floors
Outside the unlocking zone the car doors must be arranged so they cannot be opened more than 100 mm (4 in.) from inside the car.CSA B44 Part 2 · 2.14.5.7.1

A real answer from the guide. Ask it the way you would say it: cab finds car, and gate lock or hall door lock finds the interlock.

Free reference library

12 guides, sourced & dated

Plain-English guides for the trade: codes, company lineage, terminology, and the career path.

Plus the A17 family tree, the elevator and escalator glossary, Ontario’s and Alberta’s code timelines, the three provinces compared, industry associations, the OEM family tree, and a Canadian IUEC locals directory. See all 12 guides →

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Both Field Guides are open to you for seven days before you pay a cent: the full escalator and elevator code references, searchable, in plain English.

Cancel anytime in the first 7 days and you pay nothing. The 11 reference guides are free for good — browse them.