Construction Management: BCA Assessment Sample

Fire

SafetyClouse number 3.7

Fire

SafetyClouse number 3.7

Amenity and Health

Clouse number 3.8

Amenity and Health

Clouse number 3.8

Amenity and Health

Clouse number 3.8

Amenity and Health

Clouse number 3.8

Amenity and Health

Clouse number 3.8

Safe

Access and Movement Clouse number 3.9

“Part 3.7.2”

“Part 3.7.5”

“Part 3.8.1”

“Part 3.8.2”

“Part 3.8.3”

“Part 3.8.4”

“Part 3.8.5”

“Part 3.9.1”

“3.7.2.2”

The external wall of the boundary of class 1 construction is given 900mm with FRL 60/60/60 as the wall is parallel and facing the boundary (Li et al, 2019). If the shared wall is less than 900mm then code 3.7.2.4 will comply with the allotment boundary with respect to other borders adjoining the road alignment and other public areas, or if the building wall is less than 900mm then code 3.7.2.4 will comply 1.8m from the different buildings but the same allotment. with respect to class 10 buildings related to class 1 building or in other cases a separate area of class 1 building. The wall is 900mm and the safety of the fire for the building is within the limit, hence can proceed with the construction.

3.7.2.4

A) External walls which include gables are required to have a fire-resisting according to BCA 3.7.2.2 and 3.7.2.5 must have footings or a ground slab, except external walls should commence above the separating wall given in 3.7.3.2 (Dallasega et al,2020).

B) a wall of FRL of 60/60/60.

And a masonry veneer with an external Verner of 90mm thick.

3.7.2.5

A class 10 building which is located in between the allotment boundary and also along with class 1 or with different buildings located on the same allotment should be protected with a wall or an FRL. so as to prevent from fire spreading to a class 1 building entering class 10 building. Class 10a buildings should be prevented from catching fire as it increases the risk of fire spreading to class 2 buildings to class 9 buildings.

3.7.2.6

“Class 10a carport” is forbidden from referring to 3.7.2.5a if the carport from having more than two sides and not less than one-third perimeter open (Tavana et al , 2021). Also a side is referred to have an open side of the roof cover that is adjacent to the other side and not less than 500mm from a different building. It should have a poly-carbonate and non- combustible covering for the roof.

3.7.2.7

An encroachment consists of a) an external wall with an allotment boundary and not an adjoining boundary road or different public space

b) external walls having two buildings of the same allotment

c) external wall having a building with vertical projection and an adjoining building of the same allotment

e) encroachments with 900mm allowable allotment boundary with 1.8m of different building in the same lane. The encroachment allowed till 450mm from the allotment boundary but not tolose from 900mm from a different building.

“3.7.5.2”

In the given drawing is dotted with a red outer boundary wall which shows the demolishing the ancillary structure includes garage (Erdogan et al, 2019). In class 1a building the smoke alarm should be located in accordance with the codes 3.7.5.3 and 3.7.5.5. In class 1b the smoke alarm according to the codes 3.7.5.4 and 3.7.5.5 should be followed. Except for the class 10 building, a smoke alarm is installed in the private garage as the use of the machines and the circuits will likely result in catching fire resulting in smoke alarms leading to spurious signals. Alarms with respect to AS 1670.1 must be installed in the class 10 building. And in class 1 buildings alarms are installed as complied in AS 3786. The building should be interconnect and must have more alarms. Different explanatory are given such as in class 10 private garage the smoke alarm usually gives fake alarms in regard to atmosphere particles leads to spurious alarms, so in order to avoid such situations, a heat alarm is installed. Therefore this code is not valid as the ancillary structure which includes the garage is going to be demolished (Wu et al, 2019).

3.7.5.3

The smoke alarm in class 1a building is located in any storey that has a bedroom, corridor, and hallway connected to bedroom (see figure 3.7.5.1)

3.7.5.4

In class 1b buildings smoke alarm should be kept in all the bedrooms, corridors, and halfways. And a bedrooms to refer ro 3.7.5.1 diagram.

3.7.5.5

The smoke alarm according to 3.7.5.3 and also 3.7.5.4 is installed near the ceiling where the smoke alarm is placed.

a) it should be located away from corner junction atleast 300mm of the ceilings or wall

b) the apex and the ceilings should be apart 500mm-1500mm away to the high point if the room has a slope ceiling

If the above segments are not possible it is best to install the smoke alarm at the wall with a minimum height of 300mm and 500mm maximum from the ceiling to the junction wall.

“3.8.1.2”

In BCA, the wet areas in a building should be water resistant, and waterproof is given in table 3.8.1.1 in accordance with the code AS 3740. Given in the code must have a waterproof shower area with a step-down and the height should be 150mm nor less from the floor and 25 mm not less above water level. The water- resistant shower walls and the waterproof junction should be within the shower area and the junction should be within above the vessel of a 150mm Except in a room that has a washing machine must have a wall area of a minimum of 75 mm from the finished level to 75mm above each side of the outlet of a washing machine should be water proof and also the vessel inserted in a bench of a kitchen, domestic food, bar area, beverage preparation area, and kitchenette must have a perimeter edge that is water resistant. The floor waste should provide in comply with SA 3.2.2 where the floor waste is provided for drainage for bathrooms, laundries, and wall junctions penetration should all be waterproof. The water proof wall should have a 3mm “sealed filled joint” between the fixture and the top bench in order to prevent wayer leakage and moisture penetreation (Kim et al, 2018).

“3.8.2.2”

a) The height of the rooms along with other spaces should not be less than a 2.4m habitable room which exclude the kitchen of height 2.1m, the corridor, passageway, bathroom, sanitary compartment, shower room, airlock, laundry, pantry, storeroom, car parking, and garage is 2.1m (Machado et al, 2020).

b) a sloping cell in a habatiable room that has an attic should have a height 2.2m for at least ? of floor area.

c) the stairway, landing, and ramp are 2.0m from the vertical

“3.8.3.2”

In class 1 building the required facility must have a) kitchen sink

b) bath

c) shower

d) clothes cleaning and washing facilities with least one washtub

e) closet pan

f) washbasin.

3.8.3.3

A door with fully closed sanitary compartment should have an open outwards, slide, and a readily removableof outside the compartment (Chen et al, 2021). If the clear space is 1.2m less the measured should comply with figure 3.8.3.3 from a closet pan till the sanitary compartment to the doorway. In 3.8.3.3 it requires a removable unconscious occupant enclosing a sanitary compartment. And it it ha a gap which is large to access a person the compartment will be considered enclosed.

“3.8.4.2”

In a habitable room there should have an access to natural light, natural light should be accessed from windows which do not count roof light.

a) a window should have light transmitting measured exclusive framing members and glazing bars with other obstructions of 10% of the area of the room floor area.

b) a roof light which has light transmitting measured exclusive framing members and glazing bars with other obstructions of 3% of the area of the room floor area.

3.8.4.3

The artificial lightning in sanitary compartments, airlocks, laundries, bathrooms, and shower rooms should be provided with lighting such a the artificial lightning, as natural lightning in complying with a relevant given in 3.8.4.2 is not given.

a) in a given rate less than that of one light 16m2 per fitting of the floor area

b) Complying with the AS/NZS 1680.0 (Sepasgozar et al, 2020).

“3.8.5.2”

A habitable room with ventilation, bathroom, laundry, sanitary compartment, shower room, and other room accompanied by people.

a) the ventilation area should be 5% and not less than that with the floor area with proper ventilation.

b) the requirement should be capable of a sized court, open space, open verandah, adjoining room, and carport (Volker et al, 2019).

3.8.5.3

The sanitary compartments should not “open directly into a kitchen or pantry” unless-

a) it has an access to an airlock, rooms, and hallway (given in figure 3.8.5.2)

b) it should be provided with an exhaust fan and other mechanical ventilation.

“3.9.1.2”

In BCA it is written that the stairway is designed in a way that the load forces should be suitable for the building according to AS/NZS 1170.1 and must contain 18 or more and 2 risers not less in each of the flight and the goings (G) and risers(r) of the slope relationship (2R+G) according to the table 3.9.1.1 (Jackson et al, 2020).

The compliance which is acceptable for the construction practice satisfies the “Performance requirement P2.5.1” for the stirwat and also for ramp construction.