standard specification for small building web viewproject specific requirements. dipl std spec...

1 PROJECT SPECIFIC REQUIREMENTSDIPL Std Spec Roadworks PSRs - November 2017

ReferenceRead these Project Specific Requirements (PSRs) in conjunction with the Standard Specification for Roadworks 2017 (SSRW) and the Drawings if any. Only those parts of the Standard Specification which refer to the works being carried out apply.

Standard Specification for Roadworks – Reference TextThe technical specification for this project is the Standard Specification for Roadworks 2017 which is a separate printed document of reference text.

Site CopyRetain a current copy of the Standard Specification for Roadworks on site for the duration of the Contract. Retain a copy of these Project Specific Requirements on site for the duration of contract.

Hard Copies of the Standard Specification for Roadworks 2017 are available from Specification Services, Department of Infrastructure, Planning and Logistics at Third Floor, Highway House, 14 Palmerston Circuit, Palmerston. Tel No; (08) 8946 5021

Electronic copies are available via: https://transport.nt.gov.au/infrastructure/technical-standards-guidelines-and-specifications/specification-services/technical-specifications/roads

Project Specific RequirementsThe selection of specific items or materials for the works being carried out are as specified in these Project Specific Requirements or shown as notes on the drawings.

Clause NumberingThe clause numbers in the Project Specific Requirements remain consistent and refer back to the relevant clause and section in the Standard Specification for Roadworks 2017.

PrecedenceAny provision in these Project Specific Requirements or on the project drawings shall override any conflicting provision in the Standard Specification.

https://transport.nt.gov.au/infrastructure/technical-standards-guidelines-and-specifications/specification-services/technical-specifications/roads

https://transport.nt.gov.au/infrastructure/technical-standards-guidelines-and-specifications/specification-services/technical-specifications/roads

Contents

SSRW Section 1 MISCELLANEOUS PROVISIONS

SSRW Section 2 PROVISION FOR TRAFFIC

SSRW Section 3 CLEARING, GRUBBING AND REHABILITIATION

SSRW Section 4 EARTHWORKS

SSRW Section 5 CONFORMANCE TESTING

SSRW Section 6 PAVEMENTS AND SHOULDERS

SSRW Section 7 STABILISATION

SSRW Section 8 SPRAY SEALING

SSRW Section 9 DENSE GRADED ASPHALT

SSRW Section 10 SLURRY SURFACING

SSRW Section 11 MISCELLANEOUS CONCRETE WORKS

SSRW Section 12 DRAINAGE WORKS

SSRW Section 13 PROTECTION WORKS

SSRW Section 14 ROAD FURNITURE AND TRAFFIC CONTROL DEVICES

SSRW Section 15 PAVEMENT MARKING

SSRW Section 16 LANDSCAPE

SSRW Section 17 DUCTING AND CONDUITS

SSRW Section 18 TRAFFIC CONTROL SIGNALS AND INTELLIGENT TRANSPORT SYSTEMS

SSRW Section 19 TRAFFIC COUNTING STATIONS

SSRW Section 20 STREET LIGHTING

SSRW Section 21 DIRECTIONAL BORING

SSRW Section 22 PROTECTIVE COATINGS

SSRW Section 23 MEASUREMENT AND PAYMENT

SSRW Section 24 REFERENCED AUSTRALIAN STANDARDS

SSRW Section 25 OTHER REFERENCES AUTHORITIES AND DOCUMENTS

SSRW Section 26 ACTS, REGULATIONS AND CODES

SSRW Section 27 CIVIL STANDARD DRAWINGS FOR ROADWORKS

SSRW Section 28 NT CLIMATE ZONES TABLE

SSRW Section 1 MISCELLANEOUS PROVISIONS

SSRW Clause 1.2 DEFINITIONS

ADDENDUM

Add the following definitions:

APPROVED

Means approved by the Superintendent except where applicable statutory requirements state otherwise or if a different approver is specified.

AS BUILT INFORMATION

Means the same as “As Constructed Information”.

AS CONSTRUCTED INFORMATION

A documented record, including drawings, of the details of a construction following its completion. Includes, and means the same as, "works as executed" information, "as installed" information and "as built" information

AS INSTALLED INFORMATION


AUTHORISED

Means authorised by the Superintendent except where applicable statutory requirements state otherwise or if a different authoriser is specified.

BUSINESS DAY(S)

Means the same as Day.

DAY(S)

Means working days, Monday to Friday, excluding Northern Territory wide Public Holidays, and excluding weekends.

DIPL (THE DEPARTMENT)

Means the Department of Infrastructure, Planning and Logistics.

PROVIDE

“Provide” and similar expressions mean supply, install, connect, test, commission, and leave ready for use. It includes development of the design beyond that documented.

WORKING DAY(S)

Means the same as Day.

WORKING HOURS

Means the hours, on a working day, from 8am to 4.30pm.

WORKS AS EXECUTED INFORMATION


SSRW Clause 1.16 PROJECT NOTICE BOARDS

Design the Project Notice Boards in accordance with drawing number(s) [enter data]

Include the following project specific wording on the boards;

[enter data]

[enter data]

Remove the boards within 2 weeks after the Certificate of Practical Completion has been issued.

Remove the boards 52 weeks after the Certificate of Practical Completion has been issued.

SSRW Clause 1.21 AS CONSTRUCTED INFORMATION

ADDENDUM

Add the following information as the first paragraph of the clause.

Witness Point - Provide As Constructed drawings and information. Show information of building elements, plant, and equipment across all disciplines. Show co-ordinate dimensions where applicable. Refer to the NTG Technical Drawings Part 1 - Requirements for Technical Records Management document, which is accessible via https://dipl.nt.gov.au/infrastructure/technical-standards-guidelines-and-specifications/technical-records . Drawings without changes shall be described as "As Constructed - No Changes" in the amendment description column.

ADDENDUM

Add a new clause.

SSRW Clause 1.23A CONTRACTOR’S SUBMISSIONS - HOLD POINT

Find out the extents of the road reserve for the full length of the works. Widths of road reserve vary.

Obtain all required permits, and approvals, for works, and associated activities, proposed to be carried out in areas not in the road reserve. This is in addition to all other required permits and approvals.

Hold Point - Provide copies of permits, and approvals, for works, and associated activities, proposed to be carried out in areas not in the road reserve before commencing any proposed works, and activities.

SSRW Clause 1.24 OTHER REQUIREMENTS

SSRW Section 2 PROVISIONS FOR TRAFFIC

SSRW Clause 2.14 Side Tracks For Detours

Side Track required or not required; [enter data]

SSRW Clause 2.14.1 Construction

Side Track Type; [enter data]

Construct side tracks with a finished surface level crown height 250 mm above the natural surface.

https://dipl.nt.gov.au/infrastructure/technical-standards-guidelines-and-specifications/technical-records

https://dipl.nt.gov.au/infrastructure/technical-standards-guidelines-and-specifications/technical-records


SSRW Section 3 CLEARING, GRUBBING AND REHABILITIATION

SSRW Clause 3.2 Clearing

SALVAGED ITEMS

A list of items to be salvaged are as follows;


SSRW Section 4 EARTHWORKS

SSRW Clause 4.3.2 Excess Material – Hold Point

Haul and dump and/or spread excess material at the following site(s): [enter data]

The material is to be; - Spread and sheeted with topsoil

- Stockpiled

SSRW Clause 4.5 FILL MATERIAL

SSRW Clause 4.5.1 General Fill

Minimum CBR [enter data] %

MMDD of [enter data] %,

Plasticity index between [enter data] % and [enter data] %.

SSRW Clause 4.7.4 Table Drain Offlets

Divert table drains into offlet drains at intervals not exceeding [enter data] m

SSRW Clause 4.11.1 Grassing

Batters to be treated from ch. [enter data] to ch. [enter data].

SSRW Clause 4.11.2 Seed Mixture And Fertiliser

SEED MIXTURE AND FERTILISER

FERTILISER APPLICATION RATE

Apply at rate of [enter data] kg/ha.


SSRW Section 5 CONFORMANCE TESTING

SSRW Clause 5.4 ITP SUBMISSION

ADDENDUM

After the heading, add a new sentence stating:

“ITPs are required for all construction processes.”

SSRW Clause 5.10 CONFORMANCE TESTING RESULTS

AMENDMENTS

Interim reports are not required and reference to them is to be deleted.

1. Replace the existing clause with the following;

“The Panel Period Contractor will provide NATA endorsed test results to the Contractor within the following scheduled times (in working days - Monday to Friday) from the time of ordering the tests.

For work in remote areas increase the testing and reporting completion times by a minimum of 2 days.”

2. Replace Table 5.10 - Testing and Reporting Completion Times - Part 1 of 2 and Table 5.11 - Testing and Reporting Completion Times - Part 2 of 2 with the following tables.

Table 5.10 - Testing and Reporting Completion times - Part 1 of 2

Attribute being tested

Time Allowed for NATA Endorsed Report in Working Days (Monday to Friday)

SOILS

Field Density 5

Modified Compaction** 5

Modified Compaction – Oversize

Pavement Layer Thickness 4

Particle Size Distribution 5

Plasticity Index (Liquid Limit, Plastic Limit) ** 5

Linear Shrinkage 5

Moisture Content 3

CBR – Soaked (Completion time includes Modified Compaction) ** 9

Cement Content of Stabilised Materials (Heat of Neutralisation) 5

Bitumen Content of Stabilised Materials 4

Stabiliser Spread Rate 3

Soluble Salt Content of Construction Water 4

Standard Ball Penetration Test 3

Unconfined Compressive Strength (7 Day result) excluding compaction 10

AGGREGATE

Specific Gravity

4

Particle Size Distribution

Particle Shape, by Proportional Calliper

Flakiness Index

Average Least Dimension (Direct Measurement)

Clay and Fine Silt (Settling Method)

Particle Density and Water Absorption of Fine Aggregate 5

Table 5.11 - Testing and Reporting Completion Times - Part 2 of 2

Attribute being tested

Time Allowed for NATA Endorsed Report in Working Days (Monday to Friday)

AGGREGATES (cont’d)

Particle Density and Water Absorption of Coarse Aggregate

Los Angeles Value

4Pavement Surface Texture Depth

Crushed Particles

Sulphate Soundness 10

CONCRETE

Consistency of Concrete – Slump Test 3

Making, Curing and Compressive Strength (28 day result) *** 31

Making, Curing and Compressive Strength (7 day result) *** 10

ASPHALT

Bitumen Content and Aggregate Grading5

Stability and Flow of Mix

Air Voids and Density Relationship 6

Density of Thin Lift Asphalt by Nuclear Gauge 4

Bulk Density of Asphalt 6

Kinematic Viscosity of Bitumen 5

BITUMEN

Dynamic Viscosity (60ºC) 3

** Time for completion may be extended by each additional day required for the curing of materials and each additional overnight stay.

*** From Date of Sampling.


SSRW Section 6 PAVEMENTS AND SHOULDERS

SSRW Clause 6.3.1 Table 6.1 – Natural Gravel Particle Sizes

Conformance requirements; - Base – sealed or unsealed - Type [enter data]

- Sub Base – Type [enter data]

- Shoulders – Type 3

SSRW Clause 6.3.2 Fine Crushed Rock

SSRW Clause 6.3.3 Blends Of Natural Gravel And Fine Crushed Rock

SSRW Clause 6.4.1 Process Control Testing

SSRW Clause 6.7.6 Exclusions to Specified Roughness Limits


SSRW Section 7 STABILISATION

SSRW Clause 7.3.5 Materials To Be Stabilised

The materials to be stabilised are [enter data]

SSRW Clause 7.5.1 Stabiliser Content

Adopt a cement content of [enter data] % for tender purposes.


SSRW Section 8 SPRAY SEALING

SSRW Clause 8.4.2 Supply of aggregate - Stockpile

Stockpile required or not required: [enter data]

SSRW Clause 8.4.7 Bitumen Emulsion

Bitumen emulsion to be;

Type; [enter data]

Binder Grade; [enter data]

%Binder; [enter data]

SSRW Clause 8.8.1 General

ERRATA

In the part headed References delete the reference “Standard Specification for Roadworks, Spray Sealing (Department of Infrastructure)”.

ADDENDUM

In the part headed Requirements add a paragraph between the existing first and existing second paragraphs which reads:

“Emulsion primes require the approval of the Executive Director Civil Construction (Chief Engineer) Civil Services before use.”

ERRATA

In the second paragraph delete the words “the Standard Specification for Roadworks, Spray Seal Section”.

Replace the phrase with “this work section. Refer to Table 8.10 - Polymer Modified Binders for Sprayed Sealing Applications.”

SSRW Clause 8.8.2 Prime, Primer Seals And Enrichment Coats

Cut back requirements are:

Prime: AMC [enter data] to AMC [enter data]Primer Seal: AMC [enter data] to AMC [enter data]Enrichment Coat: AMC [enter data] to AMC [enter data]

SSRW Clause 8.8.4 Polymer Modified Binder Coats

Initial seal coat: Class: [enter data]

Reseal coat: Class: [enter data]

SSRW Clause 8.8.5 Binder Coats, Tender Quantities

Spray rates used as a basis for calculating tender quantities are as follows:

Enrichment Coat: [enter data] litres/m2

Prime: [enter data] litres/m2

Primer Seal

[enter data] mm aggregate): [enter data] litres/m2

First Coat


Second Coat


Reseal


Geofabric Tack Coat: [enter data] litres/m2


SSRW Section 9 DENSE GRADED ASPHALT

SSRW Clause 9.5.4 Bituminous Binder

ERRATA

A link to a table was corrupted. It reads “Error! Reference source not found”.

It should read “Table 9.5 - Polymer Modified Binders for Asphalt Applications (Refer to Clause 9.13 for tables)”

SSRW Clause 9.5.5 Bitumen Emulsion

ADDENDUM

After the term “AS 1160” add the words “must be used in the works” .

SSRW Clause 9.5.6 (second occurrence) Reclaimed Asphalt Pavement (RAP)

ERRATA

The sub-clause numbering is corrupted.

It should be numbered 9.5.7

SSRW Clause 9.6.1 Mix Type And Design Traffic Category

Supply as follows: Mix Type [enter data] for Wearing Course

Mix Type [enter data] for Structural Course

Mix Type [enter data] for Correction Course

Mix Type [enter data] for Patching Work

Design Traffic Category; [enter data]

SSRW Clause 9.7.1 New Construction

The bituminous seal must consist of: [enter data]

SSRW Clause 9.7.3 Cold Planing

Areas of cold planing which are excluded from being regarded as new work are;

[enter data]

SSRW Clause 9.7.3 Cold Planing

Shape and Roughness paragraph

ERRATA


It should read “Table 9.7 - Finished Pavement Properties (Refer to Clause 9.13 for tables)”

SSRW Clause 9.10.1 General

ERRATA


It should read “Table 9.7 - Finished Pavement Properties (Refer to Clause 9.13 for tables)”

SSRW Clause 9.10.2 Mechanical Spreading

Spreaders not specified in the Standard Specification but are permitted to be used are;

[enter data]

SSRW Clause 9.11.6 Joint Compaction

ADDENDUM

Add a new paragraph after the existing first paragraph and before the existing second paragraph which reads “Off-set transverse joints in adjoining runs by a minimum of 1 m.”

SSRW Clause 9.12.3 Finished Pavement Properties

ERRATA

Links to 2 tables were corrupted. They read “Error! Reference source not found”.

They should read “Table 9.7 - Finished Pavement Properties and Table 9.8 - Surface Shape Requirements”

SSRW Clause 9.13 TABLES

ADDENDUM

Replace the existing Table 9.7 - Finished Pavement Properties with the new version below.

Table 9.7 – Finished Pavement PropertiesFinish pavement surfaces smooth, dense, true to shape and to the following tolerances;

Thickness: Average not less than specified.

Surface levels: maximum deviation from design level 0 to +10 mm

Surface roughness(NTCP 107.1):

2 IRI – mean value of lot for new works2.5 IRI – mean value of lot for resurfacing work.

Contamination from chemicals, petroleum’s (including oils, petrol and diesel) or solvents

Non-compliance - Remove and replace affected areas

ERRATA

Table 9.8 (second occurrence) - Characteristic Value of Air Voids should be numbered 9.10.


SSRW Section 10 SLURRY SURFACING

SSRW Clause 10.9 APPLICATION

ADDENDUM

Add a new first sentence which reads “Do not apply slurry surfacing if rain is expected.”


SSRW Section 11 MISCELLANEOUS CONCRETE WORKS

SSRW Clause 11.4.1 Ready Mix Concrete

Production Assessment; [enter data]

SSRW Clause 11.4.2 Job-mixed Concrete

Project Assessment; [enter data]


SSRW Section 12 DRAINAGE WORKS

ADDENDUM

Replace worksection with the following:

SSRW Clause 12.6.4 Culverts in Fill under Construction

Manufacturer’s instructions and design specifications [enter data]


SSRW Section 13 PROTECTION WORKS

SSRW Clause 13.6 Dumped Rock Protection

Use large spalls or boulders which have a least dimension of [enter data] mm.

SSRW Clause 13.9.2 Steel Wire Mesh for Gabions

PVC coating: [enter data]

SSRW Clause 13.10.2 Steel Wire Mesh for Reno Mattresses

PVC coating: [enter data]


SSRW Section 14 ROAD FURNITURE AND TRAFFIC CONTROL DEVICES

SSRW Clause 14.5.2 Materials

Road signs mounting pole sizes other than the sizes shown in the table Roadside Signs - Mounting Selection are:

Table - Roadside Signs – Non Standard Mounting Poles Selection

Location Sign size W x D (mm)

No. and NB Gal.

Pipe Posts

Brackets or M8

bolts per post

Bracing req.

(Yes/No)

Anchor

Depth (mm)

Dia. (mm)


SSRW Section 15 PAVEMENT MARKING


SSRW Section 16 LANDSCAPE

SSRW Clause 16.1 Landscape Defects Liability Period

The defects liability period for the Landscaping portion of the works is: [enter data].


SSRW Section 17 DUCTING AND CONDUITS


SSRW Section 18 TRAFFIC CONTROL SIGNALS


SSRW Section 19 TRAFFIC COUNTING STATIONS


SSRW Section 20 STREET LIGHTING


SSRW Section 21 DIRECTIONAL BORING


SSRW Section 22 PROTECTIVE COATINGS

SSRW Clause 22.2 Protective coatings

Required or not required: [enter data].

Inorganic zinc silicates coatings

Required or not required: [enter data].

SSRW Clause 22.3 Protective coatings specifications - Systems and approved products

ERRATA

Delete “15.8”. The tables appear in Clause 22.37.

SSRW Clause 22.37 Tables - Protective coatings specifications - systems and approved products Requirements are; [enter data].

SSRW Section 23 MEASUREMENT AND PAYMENT

SSRW Clause 23.1 MISCELLANEOUS PROVISIONS

ADDENDUM

Add a new item:

“23.1.9 Cycle and pedestrian shared paths.

Not measured separately. Include in miscellaneous concrete items.”

SSRW Clause 23.11 MISCELLANEOUS CONCRETE

23.11.1 Footpaths

ADDENDUM

Add new first sentence:

“Includes cycle and pedestrian shared paths.”

Add new last sentence:

“Allow for reinforcement.”

SSRW Clause 23.22 OTHER REQUIREMENTSSSRW Section 24 REFERENCED AUSTRALIAN STANDARDSSSRW Section 25 OTHER REFERENCED AUTHORITIES AND DOCUMENTSSSRW Section 26 ACTS, REGULATIONS AND CODESSSRW Section 27 CIVIL STANDARD DRAWINGS FOR ROADWORKSSSRW Section 28 NT CLIMATE ZONES TABLE

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