Qcs External Works

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QCS 2010 Section 27 Part 1 General Page 2

QCS 2010

1. GENERAL

1.1 INTRODUCTION

1.1.1 Scope

1 This Section provides specifications for miscellaneous external works.

2 Related Sections and Parts are as follows:

Section 1 General

1.1.2 References

1 The following standards are referred to in this Section:

BS 729 Hot dipped galvanized coatingBS 1722 FencesBS 3470 Field Gates and Posts

BS 6717 Precast concrete paving blocksBS 7293 Precast concrete flags, kerbs, channels, edging and quadrantsBS 7671 Requirements for electrical installations

BS EN 60598 Luminaries

1.1.3 Quality Standards

1 All items within this Section are to be designed, manufactured, and installed with safety of thepublic as a priority.

1.1.4 System Description

1 Some of the Parts in this Section specify the work in general terms only. If external workitems related to this Section are not fully specified or otherwise detailed within the ProjectDocumentation, the Contractor shall submit appropriate specifications for approval by theEngineer.

2 Any standards or other documentation to support the suitability of Contractor suppliedspecifications for the work shall be submitted to the Engineer for review.

1.2 MATERIALS

1.2.1 Supply, Handling and Storage

1 All materials, components and accessories shall be stored in accordance with the relevantprovisions of Section 1, General.

1.2.2 Approval of Supply Source

1 All products supplied under this Section must be obtained from an approved source.

2 The Contractor will not be permitted to change his source of supply without the permission ofthe Engineer.

END OF PART


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QCS 2010 Section 27 Part 2 Block Paved Areas Page 1

QCS 2010

2. BLOCK PAVED AREAS ................................................................................ 2

2.1 GENERAL ...................................................................................................... 2

2.1.1 Scope 2

2.1.2

References 2

2.1.3 General Requirements 22.1.4 Compliance 22.1.5 Materials 3

2.2 PRECAST CONCRETE PAVING FLAGS ...................................................... 3

2.2.1 General Requirements 32.2.2 Precast Concrete Flags 32.2.3 Laying Concrete Paving Flags 3

2.3 INTERLOCKING CONCRETE PAVING BLOCKS ......................................... 3

2.3.1

Materials 3

2.4 CLAY PAVING BLOCKS ............................................................................... 4

2.4.1 Materials 4

2.5 GRANITE PAVING BLOCKS ......................................................................... 4

2.5.1 Materials 42.5.2 Surface Finish 52.5.3 Top Surface Finish 5

2.6 INSTALLATION OF PAVING BLOCKS ......................................................... 5

2.6.1 General Requirements 5

2.7 PLAYGROUNDS, PARKS AND OTHER AREAS .......................................... 6


2.8 SPORTS ACTIVITY PLAYING SURFACES .................................................. 6



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QCS 2010

2. BLOCK PAVED AREAS

2.1 GENERAL

2.1.1 Scope

1 This Part specifies the requirements block paved areas surfaces not otherwise covered inSection 6, Roadworks.

2 Related Sections are as follows:

Section 6 Roadworks

2.1.2 References

1 The following standards are referred to in this Part:

ASTM C 936 Specification for Solid Concrete Interlocking Paving Units.

ASTM C 97 Test Methods for Absorption and Bulk Specific Gravity of Dimension Stone.ASTM C 99 Test Method for Modulus of Rupture of Dimension Stone.ASTM C 241 Test Method for Abrasion Resistance of Stone Subjected to Foot Traffic.ASTM C 880 Test Method for Flexural Strength of Dimensional Stone.

BS 1014 Pigments for Portland cement and Portland cement productsBS 6717 Precast concrete paving blocksBS 7293 Precast concrete flags, kerbs, channels, edging and quadrants

BS EN 10545 Ceramic Tiles

2.1.3 General Requirements

1 All items in this Part require approval by the Engineer.

2 The Contractor shall submit manufacturers literature, drawings, samples or mock -up unitsfor items covered in this Part for approval by the Engineer.

3 If external work items related to this Part are not specified or otherwise detailed within theProject Documentation, the Contractor shall submit appropriate specifications for approval bythe Engineer.

4 Bedding requirements for paved surfaces shall be in accordance with Section 6, Roadworks.

5 Blocks supplied in accordance with this part shall be marked with the following particulars:(a) identification of the manufacturer by name or logo(b) date of production(c) product name(d) standards to which the block is manufactured

6 The surface of paving blocks shall not exhibit any defects such as cracking, delamination orflaking.

2.1.4 Compliance

1 All paving works which are subject to public use or use by any governmental department oragency shall comply with all health and safety requirements of all applicable government

departments and agencies.


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QCS 2010

2 The Contractor is responsible to obtain written approvals or documentation from all applicablegovernment departments and agencies in connection with Clause 2.1.4-1.

2.1.5 Materials

1 The paving material shall be such that it does not develop a polished surface of low skid

resistance when trafficked.

2 The colour of the paving units shall be as described in the Project Documentation.

2.2 PRECAST CONCRETE PAVING FLAGS


1 Precast concrete paving flags shall comply with the relevant provisions of Section 6,Roadworks, and as specified herein.

2.2.2 Precast Concrete Flags

1 Precast concrete flags shall be hydraulically pressed and shall comply with the relevantprovisions of BS 7293: Part 1 and Section 5, Concrete. Unless otherwise described in theProject Documentation, flags shall be 50 mm thick.

2 Precast concrete paving blocks shall comply with the relevant provisions of BS 6717: Part 1.

3 Pigments shall be inorganic, stable and shall comply with BS 1014. Pigments can be used inpowder, liquid or granular form.

2.2.3 Laying Concrete Paving Flags

1 Precast concrete flags shall be laid to the required falls on sub-base material as described in

the Project Documentation, bonded with joints at right angles to the kerb, and spot beddedwith Class M4 mortar with no lipping of top surfaces.

2 Flags shall be cut to fit around surface boxes and other furniture and, on circular work wherethe radius is 12 m or less, shall be radially cut on both edges to the required lines.

2.3 INTERLOCKING CONCRETE PAVING BLOCKS

2.3.1 Materials

1 Materials for interlocking concrete paving blocks shall conform to BS 6717: Part 1 andSection 5, Concrete.

2 Pigments shall be inorganic, stable and shall comply with BS 1014. Pigments can be used inpowder, liquid or granular form.

3 The facing layer of composite blocks consisting of a facing layer and a backing layer shall notbe less than 4 mm.

4 The thickness of interlocking concrete paving blocks shall be:

(a) 60mm on footpaths(b) 80 mm on roads and parking areas unless otherwise detailed in the Project

Documentation or instructed by the Engineer.

5 The compressive strength of interlocking concrete paving blocks shall be as follows:

(a) the average strength of 10 blocks shall be tested in accordance with BS 6717 Part 1and shall be not less than 49 MPa


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(b) the strength of any individual block shall be not less than 40 MPa.

6 Water absorption of interlocking concrete paving blocks shall be as follows:

(a) an average of 3 specimens tested in accordance with ASTM C 936 shall not be greaterthan 5%

(b) no individual result shall be greater than 7%.

2.4 CLAY PAVING BLOCKS

2.4.1 Materials

1 Clay paving blocks shall have chamfers, be colour resistant and without nibs.

2 The clay paving blocks shall be classified as follows:

Type A : to be used in pedestrian/footpath areas.Type B : to be used in trafficked areas.

3 The clay paving blocks shall comply with the requirements given in the following Table:

Table 2.1

Requirements for clay paving blocks

Item

No.Requirement Test Method

Specified Limits

Type A Type B

1.Work size thickness(tolerance)

BS 6677 : Part 1 :1986

50 mm ( 3 mm) 65 mm ( 3 mm)

2.Average CompressiveStrength BS 3921 : 1985 50 N/mm

2

min 75 N/mm2

min

3.IndividualCompressive Strength

BS 3921 : 1985 47 N/mm2min 70 N/mm

2min

4.Average TransverseBreaking Load

BS 6677 : Part 1 :1986

5.0 kN min 7.0 kN min

5.Individual TransverseBreaking Load

BS 6677 : Part 1 :1986

3.0 kN min 4.0 kN min

6. Water Absorption BS 3921 : 1985 12 % max 7 % max

7.Mean Wet SkidResistance Value

BS 6677 : Part 1 :1986

60 min 60 min

8. Efflorescence BS 3921 : 1985 Nil to moderate Nil to slight

2.5 GRANITE PAVING BLOCKS

2.5.1 Materials

1 Materials for granite paving blocks shall be of first quality natural granite.


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2 Granite paving block thickness shall be 70 mm on roads and parking areas unless otherwisedetailed in the Project Documentation.

3 The density of granite paving blocks shall be 2,560 kg/m3 or more when measured in

accordance with ASTM C 97.

4 The water absorption of granite paving blocks shall be 0.40% (maximum) when measured inaccordance with ASTM C 97.

5 The minimum compressive strength of granite paving blocks shall be 131 MPa whenmeasured in accordance with ASTM C 170.

6 The modulus of rupture of granite paving blocks shall be 10.34 MPa or more when measuredin accordance with ASTM C 99.

7 The abrasion resistance of granite paving blocks shall be HA25 (minimum) when measured inaccordance with to ASTM C 241 / C 1353.

8 The flexural strength of granite paving blocks shall be 8.27 MPa or more when measured in

accordance with ASTM C 880.

2.5.2 Surface Finish

1 Edges shall be split in a straight line with a hydraulic guillotine. The resulting edge shall bestraight, but broken along the natural grain structure of the stone with concave and convexareas along the edge.

2.5.3 Top Surface Finish

1 Granite paving blocks shall be finished with a thermal, highly slip resistant, rough texturedsurface.

2.6 INSTALLATION OF PAVING BLOCKS


1 These clauses are for the installation of interlocking concrete, clay and granite paving blocks.

2 Paving blocks shall be laid on the sand laying course in such a manner as not to disturb theblocks already laid.

3 Each block shall be placed firmly against its neighbour so that they fit closely together.

4 Joints between blocks shall not exceed 3 mm.

5 Laying of the paving blocks shall commence at right angles to the main pavement axisstarting at one end of the area.

6 The blocks shall be laid in patterns as shown in the Project Documentation or instructed bythe Engineer.

7 Where blocks do not fit the edge restraints or other obstructions such as manholes orupstands, the gaps shall be filled using cut blocks.

8 Blocks shall be cut using only a mechanical or hydraulic block splitter.


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QCS 2010

2.7 PLAYGROUNDS, PARKS AND OTHER AREAS


1 The Contractor shall provide test certificates for surfaces made specifically for outdoorplaying areas, such as soft impact type paving, showing compliance with all pertinent health

and safety requirements of the applicable government departments and agencies.

2 Surfaces made specifically for outdoor playing areas shall be installed by specialised sub-contractors experienced in such work unless otherwise approved by the Engineer.

2.8 SPORTS ACTIVITY PLAYING SURFACES


1 Outdoor sporting surfaces such as tennis courts, running tracks and the like shall be installedby specialised sub-contractors experienced in such work unless otherwise approved by theEngineer.

END OF PART


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QCS 2010 Section 27 Part 3 Fences and Gates Page 1

QCS 2010

3. FENCES AND GATES ................................................................................... 2

3.1 GENERAL ...................................................................................................... 2

3.1.1 Scope 2

3.1.2

References 2

3.1.3 Submittals 2

3.2 FENCES ........................................................................................................ 2

3.2.1 General Requirements 23.2.2 Chain Link Fences and Gates 33.2.3 Ornamental Metal Fences 33.2.4 Wire Fences 33.2.5 Wood Fences 33.2.6 Open Mesh Steel Panel Fences 43.2.7 Security Fences 4

3.2.8

Tennis Court Fencing 4

3.3 FIELD GATES................................................................................................ 4


3.4 WIND BREAKS .............................................................................................. 4



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Table 3.1

Fencing Types in BS 1722

Part of BS 1722 Type of fencing

1 Chain link fences2 Woven wire fences

3 Strained wire fences

4 Cleft chestnut pale fences

5 Close boarded fences

6 Wooden palisade fences

7 Wooden post and rail fences

8 Mild steel (low carbon steel) continuous bar fences

9 Mild steel (low carbon steel) fences with round or square

verticals and flat posts and horizontals10 Anti-intruder chain link fences

11 Woven wood and lap boarded panel fences

12 Steel palisade fences

13 Chain link fences for tennis court surrounds

14 Open mesh steel panel fences

3 Concrete for the surrounding the bases of fencing posts shall be in accordance with BS 1722and shall comply with the relevant provisions of Section 5, Concrete.

4 All timber work for permanent fencing shall be given preservative treatment in accordancewith the relevant provisions of BS 1722 and Section 18, Carpentry, Joinery and Ironmongery.

5 The Contractor shall provide calculations showing that the fence and it components cansatisfactorily sustain a 3 second gust of 180 kph (50 m/s).

3.2.2 Chain Link Fences and Gates

1 Chain link fencing shall comply with the requirements of BS 1722 Part 1 and of Section 6,Roadworks.

3.2.3 Ornamental Metal Fences

1 Ornamental metal fences and gates shall comply with the relevant provisions of BS 1722Parts 8, 9 and 12 and of Section 18, Carpentry, Joinery and Ironmongery.

3.2.4 Wire Fences

1 Wire fences shall comply with the relevant provisions of BS 1722 Parts 2 and 3 and ofSection 18, Carpentry, Joinery and Ironmongery.

3.2.5 Wood Fences

1 Wood fences shall comply with the relevant provisions of BS 1722 Parts 4, 5, 6, 7 and 11 andof Section 18, Carpentry, Joinery and Ironmongery.


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3.2.6 Open Mesh Steel Panel Fences

1 Open mesh steel panel fences shall comply with the relevant provisions of BS 1722 Part 14and of Section 18, Carpentry, Joinery and Ironmongery.

3.2.7 Security Fences

1 Security fences shall comply with the relevant provisions of BS 1722 Part 10 and of Section18, Carpentry, Joinery and Ironmongery.

2 Any additional requirement by the end user of security fencing shall also be complied with.

3.2.8 Tennis Court Fencing

1 Tennis court fences shall comply with the relevant provisions of BS 1722 Part 13 and ofSection 18, Carpentry, Joinery and Ironmongery.

3.3 FIELD GATES


1 Fittings and dimensions for gates shall be as detailed in the Project Documentation.

2 Field gates, posts and fittings shall comply with the relevant provisions of BS 3470.

3 All timber for field gates and posts shall be given preservative treatment in accordance withthe provisions of BS 3470 and Section 18, Carpentry, Joinery and Ironmongery.

4 All fittings and steel field gates and posts shall be hot dip galvanized in accordance with BS729.

3.4 WIND BREAKS


1 Components, fittings and dimensions for wind breaks shall be as detailed in the ProjectDocumentation.

2 The Contractor shall provide calculations showing that the wind break and it components cansatisfactorily sustain a 3 second gust of 180 kph (50 m/s).

END OF PART


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QCS 2010 Section 27 Part 4 Fountains and Aquatic Features Page 1

QCS 2010

4. FOUNTAINS AND AQUATIC FEATURES ..................................................... 2

4.1 GENERAL ...................................................................................................... 2

4.1.1 Scope 2

4.1.2

References 2


4.2 FOUNTAINS .................................................................................................. 2


4.3 DESIGN CONSIDERATIONS ........................................................................ 2

4.3.1 Provision of Overflow Drain 24.3.2 Provision of Drain Down 34.3.3 Testing of Features Designed to Retain an Aqueous Liquid 3


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4. FOUNTAINS AND AQUATIC FEATURES

4.1 GENERAL

4.1.1 Scope

1 This Part specifies the requirements for specifications for water fountains, waterfalls andother aquatic features.

2 Related Sections and parts are as follows:

Section 9 Mechanical and Electrical WorkSection 19 Plumbing WorkSection 20 Drainage Works for Buildings

4.1.2 References


BS 7671 Requirements for electrical installations

BS EN 60598 Luminaries





4.2 FOUNTAINS


1 Pumps for fountains shall comply with the relevant provisions of Section 9, Mechanical andElectrical Equipment, and Section 19, Plumbing Work.

2 Pipework associated with fountains shall comply with the relevant provisions of Section 19,Plumbing Work.

3 Electrical works related to fountains shall comply with the relevant provisions of BS 7671 andthe requirements of QGEWC.

4 Luminaries for fountains shall comply with the relevant provisions of BS EN 60598-2-18.

4.3 DESIGN CONSIDERATIONS

4.3.1 Provision of Overflow Drain

1 All tanks, water holding structures and the like associated with fountains and aquatic featuresshall include provision for an overflow drain.

2 Overflow pipework shall be sized to accommodate flows in excess of the maximum incomingflow where appropriate.


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3 Pipework associated with overflow drains shall comply with the relevant provisions of Section20, Drainage for Buildings.

4.3.2 Provision of Drain Down

1 All tanks, water holding structures and the like associated with fountains and aquatic features

shall include provision for a drain down.

2 Pipework associated with drain downs shall comply with the relevant provisions of Section 20,Drainage for Buildings.

4.3.3 Testing of Features Designed to Retain an Aqueous Liquid

1 Unless otherwise stated by the Engineer, all structures designed to retain an aqueous liquidshall be tested for watertightness.

2 After cleaning, structures designed to retain an aqueous liquid shall be filled with water at auniform rate. A period of 21 days shall be allowed by the Contractor for stabilisation, afterwhich the water level shall be recorded by approved means at 24 hour intervals for a test

period of 7 days. During the test period, the total permissible drop, after allowing forevaporation and rainfall, shall not exceed 10 mm.

3 Notwithstanding the satisfactory completion of the above test, any leakage visible on theoutside faces of the structure shall be stopped.

4 The Contractor is responsible for provision and disposal of water for testing purposes.

END OF PART


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QCS 2010 Section 27 Part 5 Site Furniture Page 1

QCS 2010

5. SITE FURNITURE ......................................................................................... 2

5.1 GENERAL ...................................................................................................... 2

5.1.1 Scope 2

5.1.2

General Requirements 2

5.2 PRODUCTS ................................................................................................... 2

5.2.1 Manufactured Units 2

5.3 EXECUTION .................................................................................................. 2

5.3.1 Installation 2


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QCS 2010 Section 27 Part 5 Site Furniture Page 2

QCS 2010

5. SITE FURNITURE

5.1 GENERAL

5.1.1 Scope

1 This Part specifies the requirements for site furniture.





5.2 PRODUCTS

5.2.1 Manufactured Units

1 Items covered in this Part include, but are not limited to the following:

(a) planters(b) benches(c) tables(d) rubbish bins(e) ash type rubbish bins(f) combination rubbish bins (ash type/non ash type)

(g) bicycle storage racks(h) street furniture

2 Information on items covered in this Part that are to be submitted to the Engineer for approvalto include:

(a) dimensions(b) weight(c) construction(d) material(e) colour(f) finish

5.3 EXECUTION

5.3.1 Installation

1 Site furnishings and associated components and accessories shall be installed in accordancewith the manufacturer's installation instructions.

END OF PART


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QCS 2010 Section 27 Part 6 Flag Poles Page 1

QCS 2010

6. FLAG POLES................................................................................................. 2

6.1 GENERAL ...................................................................................................... 2

6.1.1 Scope 2

6.1.2

References 2

6.1.3 Submittals 26.1.4 Delivery, Storage and Handling 26.1.5 System Description 2

6.2 CONSTRUCTION .......................................................................................... 2

6.2.1 Materials 26.2.2 Finishes 36.2.3 Installation 3


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6. FLAG POLES

6.1 GENERAL

6.1.1 Scope

1 This Section specifies the requirements for manufacture, materials and installation of flagpoles.

6.1.2 References


BS 729 Hot dipped galvanized coating

6.1.3 Submittals

1 The Contractor shall submit the following:

(a) manufacturers descriptive literature for flagpoles, including all components,accessories and configuration

(b) shop drawings indicating detailed dimensions, base attachment details and anchorrequirements

(c) structural calculations showing stability under imposed loads(d) two samples illustrating pole material, colour, and finish.

6.1.4 Delivery, Storage and Handling

1 The delivery, storage and handling of components included in this Part shall comply with therequirements of Section 1, General, and the following clauses.

2 The flagpole shall be spiral wrapped with protective covering and packed in protective

shipping tubes or containers.

3 Flagpoles shall be delivered complete with all accessories.

6.1.5 System Description

1 Each flag pole including fittings, accessories, bases and anchorage devices shall be providedcomplete by a single manufacturer.

2 Flag poles and associated accessories should be designed to withstand a 3 second windgust velocity of 180 km/h (50 m/s) when flying a flag of appropriate size.

3 Flag poles shall be constructed and delivered to the site in one piece, where possible and

practicable. If more than one piece is necessary, provide close-fitting joints with self-aligning,internal sleeve arrangement. Joints shall be inconspicuous and weather tight.

4 The method of hoisting the flag shall be by an internal or external halyard as detailed in theProject Documentation.

6.2 CONSTRUCTION

6.2.1 Materials

1 Materials for flag poles shall be as follows unless otherwise detailed in the ProjectDocumentation:

(a) aluminium(b) steel


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(c) stainless steel(d) bronze(e) fibre glass

6.2.2 Finishes

1 Finishes for flag poles shall be as follows unless otherwise detailed in the Project

Documentation:

(a) satin brush finish (aluminium, stainless steel and bronze)(b) anodised finish (aluminium)(c) organic coatings such as paint, air drying epoxies, urethanes, and thermally cured

fluorocarbons (aluminium and steel).(d) chemically oxidised (antique) finish (bronze)(e) galvanized finish (steel) in accordance with BS 729.

6.2.3 Installation

1 The flag pole and associated components and accessories shall be installed in accordancewith the manufacturer's installation instructions.

END OF PART


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QCS 2010 Section 27 Part 7 Protective or Shade Cover Systems Page 1

QCS 2010

7. PROTECTIVE OR SHADE COVER SYSTEMS ............................................ 2

7.1 GENERAL ...................................................................................................... 2

7.1.1 Scope 2

7.1.2



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QCS 2010 Section 27 Part 7 Protective or Shade Cover Systems Page 2

QCS 2010

7. PROTECTIVE OR SHADE COVER SYSTEMS

7.1 GENERAL

7.1.1 Scope

1 This Part provides provision for inclusion of special specifications for specialised structures ofprotective or shade covering systems. It includes items such as awnings, tents, canopies offabric or membrane materials supported by or stretched over metal, plastic or concreteframes.





END OF PART


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QCS 2010 Section 27 Part 8 Play Field and Park Equipment Page 1

QCS 2010

8. PLAY FIELD AND PARK EQUIPMENT ......................................................... 2

8.1 GENERAL ...................................................................................................... 2

8.1.1 Scope 2



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QCS 2010 Section 27 Part 8 Play Field and Park Equipment Page 2

QCS 2010

8. PLAY FIELD AND PARK EQUIPMENT

8.1 GENERAL

8.1.1 Scope

1 This Part provides provision for inclusion of special specifications for equipment for use inplaying fields and parks for sport and recreational use. It shall include for both active use forindividuals using the facility, and for passive use for individuals observing the active use.




3 If external work items related to this Part are not specified or otherwise detailed within the

Project Documentation, the Contractor shall submit appropriate specifications for approval bythe Engineer.

END OF PART


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QCS 2010 Section 27 Part 9 Miscellaneous Other External Works Page 1

QCS 2010

9. MISCELLANEOUS OTHER EXTERNAL WORKS ........................................ 2

9.1 GENERAL ...................................................................................................... 2

9.1.1 Scope 2

9.1.2



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QCS 2010 Section 27 Part 9 Miscellaneous Other External Works Page 2

9. MISCELLANEOUS OTHER EXTERNAL WORKS

9.1 GENERAL

9.1.1 Scope

1 This Part provides for inclusion of special specifications for any external building works orelements designated in the Project Documentation.




3 If external work items related to this Part are not specified or otherwise detailed within theProject Documentation, the Contractor shall submit appropriate specifications for approval by

the Engineer.

END OF PART

Qcs External Works

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