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Welcome to your OBC Practice Quiz

Under the Ontario Building Code, which occupancy classification applies to a self-service storage building?

Group F, Division 1, and it may contain a Division 2 occupancy

Group F, Division 2, and it shall not contain a Group F, Division 1 occupancy

Group E, Division 2, provided hazardous materials are stored safely

Group D, Division 1, if used for business and personal storage purposes

None

According to the Ontario Building Code, what is the maximum allowable deflection ratio for roof rafters supporting a ceiling finished with plaster or gypsum board?

1/240 of the clear span

1/360 of the clear span

1/180 of the clear span

1/300 of the clear span

None

A small retail shop sells only pre-packaged snacks and bottled beverages. The total area of the eating and drinking space is 40 m². The owner plans to operate without installing a multi-compartment sink. Does this comply with the Ontario Building Code?

Yes, because the food premises area is under 56 m² and sells only pre-packaged items not supporting bacterial growth

No, because every food premises must have a three-compartment sink regardless of size

Yes, but only if the shop provides a shared washroom for both employees and customers

No, because beverages sold in bottles are considered prepared food items requiring full sink facilities

None

In which of the following areas must buildings be designed to ensure that radon concentrations do not exceed 200 Bq/m³ of air?

The City of Elliot Lake, Township of Faraday, and Township of Hyman

The City of Sudbury, County of Renfrew, and Township of McKellar

The City of Timmins, County of Hastings, and Township of Atikokan

The City of North Bay, County of Haliburton, and Township of Larder

None

What is the maximum fire-resistance rating required for a floor assembly between a residential occupancy and a non-residential occupancy in a building not exceeding 3 storeys under Article 9.10.8.1?

Thirty minute fire-resistance rating when both occupancies are sprinklered throughout

Two hour fire-resistance rating as required for all mixed-occupancy floor assemblies

One hour fire-resistance rating as specified in Table 9.10.8.1

Forty-five minute fire-resistance rating regardless of the occupancy classifications involved

None

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