BUILDING (PRIVATE STREETS AND ACCESS ROADS) REGULATIONS

BUILDING (PRIVATE STREETS AND ACCESS ROADS) REGULATIONS

BUILDING (PRIVATE STREETS AND ACCESS ROADS)
REGULATIONS

ARRANGEMENT OF REGULATIONS

Regulation PART 1 Page

PRELIMINARY

1. Citation... ... ... ... ... ... ... ... ... ... ... ... ... G2
2. Interpretation ... ... ... ... ... ... . ... ... ... ... G 2

PART 11

PLANNING OF PRIVATE STREETS AND ACCESS ROADS

3. New streets, etc. to be accessible from existing street. etc . ... ... ... ... ... G 2
4. Footpaths ... ... ... ... ... ... ... ... ... - . ... ... ... ... ... G 2
5. Width of private streets and cut-de-saes ... ... ... ... ... ... ... ... ... G 3
6. Width of access roads ... ... ... . 1. - ... ... ... ... ... ... ... G 4
7. Pedestrian ways ... ... ... ... ... ... ... ... ... - ... - ... ... G 4
8. Kerb radius ... ... ... - . ... ... ... ... ... ... ... ... ... ... G 4
9. Junctions to be at right angles, etc . ... ... ... ... . ... ... ... ... G 4
10. No undulation on major street ... ... ... ... ... ... ... ... - G 5
11. Gradients ... ... ... ... ... ... ... ... ... ... . ... ... ... ... G 5
12. Horizontal curves ... ... ... ... ... ... ... ... . ... ... ... ... G 5
13. Vertical curves .. . ... ... ... ... ... ... ... ... ... ... ... ... ... G 5
14. Widening of private streets and cul-de-sacs on curve in certain cases ... ... ... G 5
15. Turning space for vehicles in cul-de-sacs and access roads .. . ... ... ... . G 6

PART All

CONSTRUCTION OF PRIVATE STREETS, ACCESS ROADS AND SERVICE LANES

16. Surfacing of private streets, cul-de-sacs and access roads ... ... ... ... ... G 6
17. Surfacing of pedestrian ways and service lanes ... ... ... ... ... ... ... G 6
18. Surfacing of footpaths ... ... ... ... - ... ... ... ... ... ... ... G 6
19. Kerbstones ... ... ... ... ... ... ... ... ... ... ... ... ... ... ... G 6
20. Height of kerbs ... ... - - . ... ... ... ... ... ... ... ... ... ... G7
21. Camber at crossfall ... ... - ... ... ... ... ... ... ... - ... ... G 7
22. Grade of manhole covers and gratings ... ... ... ... ... ... ... ... - G 7
23. Shape of manhole covers ... .. ~ ... ... ... ... ... ... ... ... ... ... G 7
24. Drainage of private streets, etc. ... ... ... ... ... ... ... ... ... ... G 7
25. Channels ... ... - ... ... ... ... ... ... ... ... ... ... ... ... G 7

PART IV

MISCELLANEOUS

26. Any work in public street to be carried out by Building Authority ... ... ... G 8
27. Power of Building Authority to waive requirements of regulations 9, 11, 12 and
13 and to require other work to be carried out in lieu thereof ... ... ... ... G 8
28. Power of Building Authority to waive requirements of regulation 16 ... ... G 9





BUILDING (PRIVATE STREETS AND ACCESS ROADS)
REGULATIONS

(Cap. 123, section 38)

(1 January 1960.1

PART 1

PRELIMINARY

1. These regulations may be cited as the Building (Private
Streets and Access Roads) Regulations.

2. In these regulations, unless the context otherwise requires-
,,area of mixed usage' means an area developed or to be developed
with buildings used or to be used wholly or partly for purposes
of habitation and with buildings used or to be used wholly or
partly for the purposes of industrial undertakings or of offices
or of other commercial uses, not being a residential area or an
industrial area;
,,carriageway' means that part of a private street, cul-de-sac or
access road used or intended for use by vehicular traffic;
'cul-de-sac' means a private street which is closed at one end;
'footpath' means that part of a private street. cul-de-sac or access
road used or intended for use only by pedestrian traffic;
'industrial area' means an area developed or to be developed
primarily with buildings used or to be used wholly or mainly for
the purposes of industrial undertakings or of offices or of other
commercial uses;
-pedestrian way' means a private street used or intended for use
only by pedestrian traffic;
'public streeC means a street vested in and maintained by the
Government;
'residential area' means an area developed or to be developed
primarily with buildings used or to be used wholly or mainly for
purposes of habitation.

PART 11

PLANNING OF PRIVATE STREETS AND ACCESS ROADS

3. Every new private street, cul-de-sac and access road shall
be accessible from an existing street or another new street.

4. (1) Every private street and cul-de-sac shall have a foot-
path on each side thereof.





(2) Every access road shall have a footpath on at least one side
thereof.

5. (1) (a) In every residential area-
(i) the width of the carriageway of and of each footpath
in any private street shail be not less than the width
specified in Table I; and
(ii) the width of the carriageway of any cul-de-sac shall
be not less than 5 m and the width of each footpath therein
shall be not less than 2.75 m.

TABLEI

Type of streetWidth of carriageway Width of footpath
Major 7.3 m 3,7 m
Minor 5.5 m 2. 7 5 m

(b) In every industrial area and in every area of mixed usage- -
(i) the width of the carriageway of and of each footpath
in any private street shall be not less than the width
specified in Table 11; and
(ii) the width of the carriageway of any cul-de-sac shall
be not less than 7.3 m and the width of each footpath
therein shall be not less than 2.75 m.

TABLE II

Type of streetWidth of carriageway Width of footpath
Major 10.5 m 3.7 m
Minor 7.3 m 2.75 m

(2) For the purposes of this regulation-

(a) the Building Authority shall determine---
(i) whether any area is a residential area. an industrial
area or an area of mixed usage; and
(ii) whether a street is a major or a minor street, and

(b)any cul-de-sac which is more than 120 m in length
measured along the centre line of the carriageway thereof
from the junction of the cul-de-sac with a street which is a
thoroughfare, shall be deemed to be a private street.





6. (1) Save as provided in paragraph (2), the width of the
carriageway of every access road shall be not less than 5 m and the
width of tl~e footpath therein shall be not less than 1.6 m.

(2) Where-

(a)an access road provides or will provide access to not more
than 12 separate buildings or not more than 24 flats,
whether such flats are in the same building or not, and

(b)the aggregate of the areas of the floors in all the buildings
or flats does not exceed 3 500 M2 ; and

(c)spaces, to enable vehicles to pass, are provided at distances
along the access road not exceeding 60 m in length,

the width of the carriageway of the access road may be not less than
2.75 m and the width of the footpath not less than 1.5 m.

7. Every pedestrian way shall be-

(a) not less than 3.5 m wide., and

(b) so protected as to prevent vehicles entering therein.

8. At every junction of a private street. cul-de-sac or access
road with any street. the radius of the kerb line shall

(a) where the footpaths in the streets or in the or
access road and the street, as the case may be, are of the
same width. be not less than the width of such footpaths:
or

(b)where such footpaths are of difTerent widths, be not less
than the width of the wider footpath.

9. The junction of any private street. cul-de-sac or access road
with any street shall be made at right angles, and

(a)where the junction is of a new private street or cul-tie-sa(,
with an existing street, the line of the carriageway of the
new private street or cul-de-sac shall continue at such angle
for a distance of not less than 30 m from the place at which
such street or cul-de-sac enters the junction;

(b)where the junction is of 2 or more new private streets. the
line of the carriageway or each such street shall continue at
such angle for a distance of not less than 30 m from the
place at which each street enters the junction: and

(c)where the junction is of an access road with a street, the
line of the carriageway of the access road shall continue at
such angle for a distance of not less than 7.5 m from the
place at which such access road enters the junction.





10. The carriageway of any minor street shall, at the junction
of such carriageway with the carriageway of a major street, be
graded into the carriageway of such major street in such a manner as
to avoid undulation on the major street.

11. (1) Subject to the provisions of paragraphs (2) and (3), no
private street, cul-de-sac or access road shall have a gradient greater
than 1 in 6.
(2) In every private street and cul-de-sac, the gradient shall,
for a distance of 30 m from the junction of the private street or
cul-de-sac with any street, not exceed 1 in 30.
(3) In every access road, the gradient shall, for a distance of
7.5 m from the junction of the access road with any street, not exceed
1 in 30.

12. (1) The radius of any horizontal curve in any private
street or cul-de-sac shall be not less than 30 m measured to the centre
line of the carriageway of the street or cul-de-sac.
(2) The radius of any horizontal curve in an access road shall
be not less than 9 m, measured to the centre line of the carriageway
of the access road.

13. Any vertical curve in a private street, cul-de-sac or access
road shall be such that from a point 1 m above any part of the
carriageway thereof a clear view can be obtained of the top of an
object 1 m high at all distances along the carriageway up to 40 m
from such point.

14. Where, under regulation 27, the Building Authority per-
mits the radius of a horizontal curve in any private street or
cul-de-sac to be less than 30 m, the carriageway thereof shall be
gradually widened, on the outer edge of the curve, from the tangent
points to the middle point of the curve so that. at the middle
point of the curve, the widening is not less than that specified in
Table 111.

TABLE 111

Width ofPermitted radius of curveMinimum
Carriagewayat centre line widening
6 m or less Lessthan 18 m 1.2 m
18 m to 24 m inclusive1.0 m
Over 24 m 0.6 m
More than 6 m Less than 18 m 1.0 m
18 m to 24 m inclusive0.6 m
Over 24 m 0.3 m





15. (1) There shall be provided, at the closed end of every
cul-de-sac, adequate space to enable vehicles to turn.

(2) Where any access road is not a thoroughfare, there shall be
provided, at that end of the access road furthest from its junction
with a street, adequate space to enable vehicles to turn.

PART III

CONSTRUCTION OF PRIVATE STREETS, ACCESS ROADS AND SERVICE LANES

16. The carriageway of every private street, cul-de-sac and
access road shall be surfaced with-

(a)concrete, of a grade not less than Grade III not less than
150 mm thick, laid on rolled hardcore not less than 75 mm
thick; or

(b)bitumen macadam not less than 75 mm thick, laid on
rolled hardcore not less than 200 mm thick, and covered
with a layer of fine bitumen macadam not less than 25 mm
thick; or

(c) other approved material.

17. Every pedestrian way and service lane shall be surfaced
with-

(a) concrete, of a grade net less than Grade IV, not less than
100 mm thick laid on rolled hardcore not less than
75 mm thick; or

(b)bitumen macadam not less than 50 mm thick, laid on
rolled hardcore not less than 75 mm thick, and covered
with a layer of fine bitumen macadam not less than 25 mm
thick; or

(c) other approved material.

18. Every footpath shall be surfaced with-

(a) concrete, of a grade not less than Grade III; not less than
50 mm thick, and covered with granolithic paving not less
than 12.5 mm thick; or

(b) other approved material.

19. (1) Every kerbstone shall be 150 mm in width, 300 mm in
height and not less than 750 mm in length.

(2) Every kerbstone in a private street or cul-de-sac shall be
constructed of granite and every kerbstone in an access road shall
be constructed of granite or concrete of a grade not less than
Grade III.




20. The top of every kerb shall be not less than 75 mm nor
more than 175 mm above the level of the channel adjacent thereto.

21. (1) Save where a bend in any private street, cul-de-sac or
access road is super-elevated, the carriageway therein shall have a
camber of 1 in 40.

(2) Every footpath shall have a crossfall towards the kerb of 1
in 48.

22. (1) Any manhole cover or grating situated in the carriage-
way of any private street, cul-de-sac or access road shall be of a
grade equal to Grade A as specified in the current relevant British
Standard Specification.

(2) Any manhole cover or grating in any footpath, pedestrian
way or service lane shall be of a grade equal to Grade B as specified
in the current relevant British Standard Specification.

23. (1) The cover of every manhole, in a private street,
cul-de-sac. access road, pedestrian way or service lane, provided for
a drain or sewer provided for the carriage of foul water shall be
rectangular on plan.

(2) The cover of every such manhole provided for a drain or
sewer provided for the carriage of surface water shall be rounded on
plan.

(3) For the purposes of this regulation, the expressions---foul
water' and 'surface water- shall have the meaning assigned to them
by regulation 2 of the Building (Standards of Sanitary Fitments,
Plumbing, Drainage Works and Latrines) Regulations.

24. (1) Every private street, cul-de-sac, access road, pedes-
trian way and service lane shall be provided with channels and
drains and sewers for the carriage of rain-water and surface water.

(2) The size and gradient of every such channel, drain or sewer
shall be adequate to carry off all rain-water falling on and surface
water draining to the private street, cul-de-sac, access road, pedes-
trian way or service lane.

(3) For the purposes of this regulation, the intensity of rainfall
shall be calculated-

(a)where the Time of Concentration is less than 30 minutes, at
the rate of not less than 150 mm/h; and

(b)where the Time of Concentration is 30 minutes or more
than 30 minutes, at the rate of not less than 100 mm,,h.

25. (1) Every channel in any private street, cul-de-sac, access
road and pedestrian way shall be---





(a) constructed of concrete, of a grade not less than Grade III,
not less than 150 mm in thickness nor less than 300 mm in
width;

(b)laid to a fall of 1 in 30 towards the kerb in cross-section;
and

(c) save as provided in paragraph (2), laid to a fall of not less
than 1 in 100 in longitudinal section.

(2) Where the Building Authority is satisfied that . it is
impracticable to lay any channel to a fall of not less than 1 in 100 in
longitudinal section, he may permit the channel to be laid to a fall of
not less than 1 in 250.

PARTIV

MISCELLANEOUS

26. (1) Where-

(a)the forming or laying out of any private street.
access road or pedestrian way; or

(b)the provision of any means of access to a building fronting
or abutting on a public street,

necessitates the carrying out of any work in or the alteration of any
public street, such work or alteration shall be carried out by the
Building Authority who may recover the cost thereof from the
owner of the private street, cul-de-sue, access road, pedestrian way
or building, as the case may be.

(2) Where, in contravention of this regulation, any work has
been carried out otherwise than by the Building Authority, the
Building Authority 'May remove, alter or demolish such work and
may carry out such other work as he considers necessary. and may
recover the cost of any work carried out under this paragraph as if
such work had been carried out pursuant to the provisions of
paragraph (1).

27. Where, in any case, the Building Authority is satisfied that,
owing to the nature of the ground or for other sufficient reason.
compliance with the requirements of regulation 9, 11. 12 or 13 is
impracticable, he may waive such requirement and, upon any such
waiver may, by order in writing, require such street works to be
carried out, in lieu of compliance with such requirement, as he
considers necessary.





28. Where adequate tests have been carried out to determine
the bearing capacity of the ground forming the foundation of any
carriageway and the results thereof have been submitted to the
Building Authority, the Building Authority may, if he is satisfied
with the tests and the results thereof, waive the requirements of
regulation 16 and, upon such waiver may, by order in writing,
require materials used in the surfacing of the carriageway to be
based on the results of such tests.
G.N.A. 77/59. L.N. 152/71. L.N. 294/76. L.N. 156/77. Citation. Interpretation. New streets, etc. to be accessible from existing street, etc. Footpaths. Width of private streets and cul-de-sacs. L.N. 294/76. L.N. 294/76. L.N. 294/76. Width of access roads. L.N. 294/76. Pedestrian ways. L.N. 294/76. Kerb radius. Junctions to be at right angles, etc. L.N. 294/76. No undulation on major street. Gradients. L.N. 294/76. Horizontal curves. L.N. 294/76. Vertical curves. L.N. 294/76. Widening of private streets and cul-de-sacs on curve in certain cases. L.N. 294/76. L.N. 294/76. Turning space for vehicles in cul-de-sacs and access roads. L.N. 152/71. Surfacing of private streets, cul-de-sacs and access roads. L.N. 156/77. Surfacing of pedestrian ways and service lanes. L.N. 156/77. Surfacing of footpaths. L.N. 294/76. Kerbstones. L.N. 294/76. Height of kerbs. L.N. 294/76. Camber at crossfall. Grade of manhole covers and gratings. Shape of manhole covers. (Cap. 123, sub. leg.) Drainage of private streets, etc. L.N. 294/76. Channels. L.N. 294/76. Any work in public street to be carried out by Building Authority. Power of Building Authority to waive requirements of regulations 9, 11, 12 and 13 and to require other work to be carried out in lieu thereof. Power of Building Authority to waive requirements of regulation 16.

G.N.A. 77/59. L.N. 152/71. L.N. 294/76. L.N. 156/77. Citation. Interpretation. New streets, etc. to be accessible from existing street, etc. Footpaths. Width of private streets and cul-de-sacs. L.N. 294/76. L.N. 294/76. L.N. 294/76. Width of access roads. L.N. 294/76. Pedestrian ways. L.N. 294/76. Kerb radius. Junctions to be at right angles, etc. L.N. 294/76. No undulation on major street. Gradients. L.N. 294/76. Horizontal curves. L.N. 294/76. Vertical curves. L.N. 294/76. Widening of private streets and cul-de-sacs on curve in certain cases. L.N. 294/76. L.N. 294/76. Turning space for vehicles in cul-de-sacs and access roads. L.N. 152/71. Surfacing of private streets, cul-de-sacs and access roads. L.N. 156/77. Surfacing of pedestrian ways and service lanes. L.N. 156/77. Surfacing of footpaths. L.N. 294/76. Kerbstones. L.N. 294/76. Height of kerbs. L.N. 294/76. Camber at crossfall. Grade of manhole covers and gratings. Shape of manhole covers. (Cap. 123, sub. leg.) Drainage of private streets, etc. L.N. 294/76. Channels. L.N. 294/76. Any work in public street to be carried out by Building Authority. Power of Building Authority to waive requirements of regulations 9, 11, 12 and 13 and to require other work to be carried out in lieu thereof. Power of Building Authority to waive requirements of regulation 16.

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