1964_BUILDING_(CONSTRUCTION)_REGULATIONS — Page 35

HK Historical Laws 香港歷史法例 All AI Reviewed

1985 Ed.]

Building (Construction) Regulations

[CAP. 123

B 35

[Subsidiary]

(2) The provisions of paragraph (1) shall not apply where a continuous damp-proof membrane complying with the requirements of regulation 23 is provided between the concrete and the floor.

45. (1) Every wood floor shall be constructed of tongued and grooved boards, strips or blocks and shall be-

(a) where of boards or strips, nailed or otherwise securely fixed to floor joists; or

(b) where of blocks, fixed to a screeded concrete sub-floor with asphaltic bitumen or coal tar or other adhesive as the Building Authority may approve.

(2) Every wood block floor bedded on concrete in contact with the ground shall be provided with a continuous damp-proof layer to protect the timber against rising damp, and such damp-proof layer shall not be inferior to a layer of hot bituminous adhesive of sufficient thickness to prevent the wood from coming into contact with the concrete.

46. Every skirting shall be solidly bedded against the wall to which it is attached.

Construction of wood floors.

Skirting.

PART VI

WALLS AND PIERS

47. The walls of all buildings shall be constructed of-

(a) bricks or building blocks bonded and solidly put together with mortar;

(b) concrete not inferior to Grade V;

(c) reinforced concrete; or

(d) any of the foregoing materials in combination with a framework of steel or reinforced concrete.

48. Buildings which exceed 4 storeys or 15 m in height shall be constructed-

(a) with a framework of steel or reinforced concrete;

(b) with load-bearing walls of reinforced concrete;

(c) with a combination of (a) and (b); or

(d) by any other method of construction approved by the Building Authority.

49. (1) Except where paragraph (2) applies, walls constructed of bricks, building blocks or plain concrete other than panel walls, shall comply with the provisions of-

Construction and bonding of walls.

Buildings over 4 storeys or 15 m in height. L.N. 294/76.

Application of regulations.

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1

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2026-05-04 08:13:01 · NVIDIA / meta/llama-4-maverick-17b-128e-instruct
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1985 Ed.] Building (Construction) Regulations [CAP. 123 B 35 [Subsidiary] (2) The provisions of paragraph (1) shall not apply where a continuous damp-proof membrane complying with the requirements of regulation 23 is provided between the concrete and the floor. 45. (1) Every wood floor shall be constructed of tongued and grooved boards, strips or blocks and shall be- (a) where of boards or strips, nailed or otherwise securely fixed to floor joists; or (b) where of blocks, fixed to a screeded concrete sub-floor with asphaltic bitumen or coal tar or other adhesive as the Building Authority may approve. (2) Every wood block floor bedded on concrete in contact with the ground shall be provided with a continuous damp-proof layer to protect the timber against rising damp, and such damp-proof layer shall not be inferior to a layer of hot bituminous adhesive of sufficient thickness to prevent the wood from coming into contact with the concrete. 46. Every skirting shall be solidly bedded against the wall to which it is attached. Construction of wood floors. Skirting. PART VI WALLS AND PIERS 47. The walls of all buildings shall be constructed of- (a) bricks or building blocks bonded and solidly put together with mortar; (b) concrete not inferior to Grade V; (c) reinforced concrete; or (d) any of the foregoing materials in combination with a framework of steel or reinforced concrete. 48. Buildings which exceed 4 storeys or 15 m in height shall be constructed- (a) with a framework of steel or reinforced concrete; (b) with load-bearing walls of reinforced concrete; (c) with a combination of (a) and (b); or (d) by any other method of construction approved by the Building Authority. 49. (1) Except where paragraph (2) applies, walls constructed of bricks, building blocks or plain concrete other than panel walls, shall comply with the provisions of- Construction and bonding of walls. Buildings over 4 storeys or 15 m in height. L.N. 294/76. Application of regulations. 1 1 !E
Baseline (Original)
1985 Ed.] Building (Construction) Regulations [CAP. 123 B 35 [Subsidiary] (2) The provisions of paragraph (1) shall not apply where a continuous damp-proof membrance complying with the require- ments of regulation 23 is provided between the concrete and the floor. 45. (1) Every wood floor shall be constructed of tongued and grooved boards, strips or blocks and shall be- (a) where of boards or strips, nailed or otherwise securely fixed to floor joists; or (b) where of blocks, fixed to a screeded concrete sub-floor with asphaltic bitumen or coal tar or other adhesive as the Building Authority may approve. (2) Every wood block floor bedded on concrete in contact with the ground shall be provided with a continuous damp-proof layer to protect the timber against rising damp, and such damp-proof layer shall not be inferior to a layer of hot bituminous adhesive of sufficient thickness to prevent the wood from coming into contact with the concrete. 46. Every skirting shall be solidly bedded against the wall to which it is attached. Construction of wood floors. Skirting. PART VI WALLS AND PIERS 47. The walls of all buildings shall be constructed of (a) bricks or building blocks bonded and solidly put together with mortar; (b) concrete not inferior to Grade V; (c) reinforced concrete; or (d) any of the foregoing materials in combination with a framework of steel or reinforced concrete. 48. Buildings which exceed 4 storeys or 15 m in height shall be constructed--- (a) with a frame work of steel or reinforced concrete; (b) with load bearing walls of reinforced concrete; (c) with a combination of (a) and (b); or (d) by any other method of construction approved by the Building Authority. 49. (1) Except where paragraph (2) applies, walls constructed of bricks, building blocks or plain concrete other than panel walls, shall comply with the provisions of- Construction and bonding of walls. Buildings over 4 storeys or 15 m in height. L.N. 294/76. Application of regulations. 1 1 !E
2026-05-04 08:13:01 · Baseline
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1985 Ed.]

Building (Construction) Regulations

[CAP. 123

B 35

[Subsidiary]

(2) The provisions of paragraph (1) shall not apply where a continuous damp-proof membrance complying with the require- ments of regulation 23 is provided between the concrete and the floor.

45. (1) Every wood floor shall be constructed of tongued and grooved boards, strips or blocks and shall be-

(a) where of boards or strips, nailed or otherwise securely fixed

to floor joists; or

(b) where of blocks, fixed to a screeded concrete sub-floor with asphaltic bitumen or coal tar or other adhesive as the Building Authority may approve.

(2) Every wood block floor bedded on concrete in contact with the ground shall be provided with a continuous damp-proof layer to protect the timber against rising damp, and such damp-proof layer shall not be inferior to a layer of hot bituminous adhesive of sufficient thickness to prevent the wood from coming into contact with the concrete.

46. Every skirting shall be solidly bedded against the wall to which it is attached.

Construction of wood floors.

Skirting.

PART VI

WALLS AND PIERS

47. The walls of all buildings shall be constructed of

(a) bricks or building blocks bonded and solidly put together

with mortar;

(b) concrete not inferior to Grade V;

(c) reinforced concrete; or

(d) any of the foregoing materials in combination with a

framework of steel or reinforced concrete.

48. Buildings which exceed 4 storeys or 15 m in height shall be constructed---

(a) with a frame work of steel or reinforced concrete;

(b) with load bearing walls of reinforced concrete;

(c) with a combination of (a) and (b); or

(d) by any other method of construction approved by the

Building Authority.

49. (1) Except where paragraph (2) applies, walls constructed of bricks, building blocks or plain concrete other than panel walls, shall comply with the provisions of-

Construction and bonding of walls.

Buildings over 4 storeys or 15 m in height. L.N. 294/76.

Application of regulations.

1

1

!E

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