HKIA Exam Paper 6 Quiz 71

Masonry means an assemblage of bricks or building blocks. It is positioning and setting bricks, stone, and concrete. (Building (Construction) Regulations Part I – Regulation 2).

Loading heavy equipment is NOT one of the provided regulations to restrict or control the movement of person. (Building (Construction) Regulations Part I – Regulation 9A).

Load-bearing is bearing a load other than that due to its own weight and to wind pressure on its own surface. (Building (Construction) Regulations Part I – Regulation 2).

Foundation is the structure or street in direct contact with and transmitting load to the ground. (Building (Construction) Regulations Part I – Regulation 2).

The allowable capacity of foundations forbearing, bond or friction resisting the combined effects of dead, imposed and wind loads may be increased by not more than 25% where such increase is solely due to wind loads. (Building (Construction) Regulations Part VI – Regulation 26).

0.35 is the maximum total chloride concrete containing embedded metal and made with ordinary hardening Portland content. (Building (Construction) Regulations Part XII – Regulation 57).

150 mm cubes 28 days after mixing. A representative sample shall be taken from the fresh concrete to make test cubes and each sample shall be taken from a single batch. (Part XII – Regulation 57).

Method C is used to reduce the risk of concrete spalling, Protective layers for which it is demonstrated by local experience or fire testing that no spalling of concrete occurs under fire exposure. (Code of Practice for Structural Use of Concrete 2013 – Durability and fire resistance – 4.3.1.2 Methods to reduce risk of concrete spalling).

A and B are correct. C is incorrect, from each sample of concrete taken only 2 cubes shall be made by a suitable method. (Building (Construction) Regulations Part XII – Regulation 57).

In classifying exposure conditions, severe exposure is used in concrete surfaces exposed to corrosive fumes. (Code of Practice for Structural Use of Concrete 2013 – Durability and fire resistance – 4.2.3.2 Classification of exposure conditions).

Abrasive exposure is used in concrete surfaces exposed to abrasive action machinery. (Code of Practice for Structural Use of Concrete 2013 – Durability and fire resistance – 4.2.3.2 Classification of exposure conditions).

Increase the total mass. In order to achieve concrete of equal strength at 28 days, depending on the combination used. (Code of Practice for Structural Use of Concrete 2013 – Durability and fire resistance – 4.2.5.5 Use of pulverized-fuel ash (pfa) and ground granulated blast furnace slag (ggbs)).

25% to 35% for PFA & 35% to 75% for GGBS is the usual range of PFA and GGBS content by mass of the total cementitious content. (Code of Practice for Structural Use of Concrete 2013 – Durability and fire resistance – 4.2.5.5 Use of pulverised-fuel ash (pfa)and ground granulated blastfurnace slag (ggbs)).

All of the statements are true. Lifting insert capacity safe working load, Total weight of the element, Strength of concrete at age of lifting, Shape of the unit, location of the inserts should be considered in determining the number of location of lifting inserts. (Code of Practice for Structural Use of Concrete 2013 – 2.7.5 Design considerations Lifting Inserts).

Plain concrete means in which no reinforcement is included for structural purposes but in which 1-6 reinforcement may be provided for the purpose of restraining shrinkage or other movement. (Building (Construction) Regulations – Part I – Regulation 3).

Site investigation is when the investigation of the physical characteristics of the site and includes documentary studies, site surveys and ground investigation. (Building (Construction) Regulations – Part I – Regulation 3).

A, B and C are all used in building and street works. (Building (Construction) Regulations – Part I – Regulation 3).

Storage Height means the height of the space between the following: the floor, and a physical constraint to the height of storage formed by a ceiling, soffit of a floor, roof or other obstruction. (Building (Construction) Regulations – Part III – Regulation 17).

The minimum design impact force on vehicle barriers is to be
[0.5 Mv2/ (δc + δb)] kN. (Building (Construction) Regulations – Part III – Regulation 17).

Adequate horizontal restraints in at least 2 directions shall be provided to individual piles or pile caps. (Building (Construction) Regulations – Part IV – Regulation 27).

Cladding means a facing or architectural decoration additional to the external walls of any building. (Building (Construction) Regulations – Part VII – Regulation 37).

Curtain wall means a non load-bearing enclosure fixed on to the load-bearing structure with its dead loads, imposed loads and wind loads transferred to the structure through fixings. (Building (Construction) Regulations – Part IX – Regulation 42).

The maximum total of chloride concrete made with sulphate resisting Portland cement is 0.2. (Building (Construction) Regulations – Part XII – Regulation 57).

15 D is the lowest specified grade strength of concrete permissible permissible in plain concrete except in carriageways. (Building (Construction) Regulations – Part XII – Regulation 57).

45 D is used in designing mix concrete grade in lowest specified grade strength of concrete permissible. (Building (Construction) Regulations – Part XII – Regulation 57).

12 hours is the minimum period before formwork may be removed in Soffit formwork to slabs with props left in. (Building (Construction) Regulations – Part XII – Regulation 62).

4 days is the minimum period before formwork may be removed in Soffit formwork to slabs with props left in. (Building (Construction) Regulations – Part XII – Regulation 62).

The type of formwork that has 10 days before formwork may be removed is Props to slabs. (Building (Construction) Regulations – Part XII – Regulation 62).

2m is distance between the foundation and the first of such bond courses and the distance between any 2 adjacent bond courses shall not exceed of how many meters measured vertically. (Building (Construction) Regulations – Part XIII – Regulation 84).

0.1 is the maximum total of chloride concrete in Pre-stressed concrete Steam-cured concrete. (Building (Construction) Regulations – Part XII – Regulation 57).