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CJJ 1-2008: Code for construction and quality acceptance of road works in city and town
CJJ 1-2008
CJJ
INDUSTRY STANDARD OF THE
PEOPLE’S REPUBLIC OF CHINA
UDC
P CJJ 1-
2008
Code for Construction and Quality Acceptance of Road
Works in City and Town
ISSUED ON: APRIL 02, 2008
IMPLEMENTED ON: SEPTEMBER 01,
2008
Issued by: Ministry of Housing and Urban-Rural Development (MOHURD) of the
People's Republic of China
Table of Contents
1 General Provisions ... 8
2 Terms and Codes... 9
2.1 Terms ... 9
2.2 Codes ... 9
3 Basic Requirements ... 9
4 Construction Preparation ... 12
5 Measurement ... 14
5.1 General Requirements ... 14
5.2 Plane Control Measurement ... 14
5.3 Elevation Control Measurement ... 19
5.4 Construction Positioning Measurement ... 20
6 Subgrade ... 23
6.1 General Requirements ... 23
6.2 Drainage and Dewatering in Construction ... 23
6.3 Earthwork Subgrade ... 24
6.4 Stonework Subgrade ... 27
6.5 Road Shoulder ... 28
6.6 Construction Processing ... 28
6.7 Special Soil Subgrade ... 29
6.8 Inspection Standard ... 34
7 Base ... 43
7.1 General Requirements ... 43
7.2 Lime Stabilized Soil Base ... 43
7.3 Base of Lime and Pulverized Fuel Ash Stabilized Gravels ... 46
7.4 Stabilized Soil Base of Lime, Pulverized Fuel Ash, and Steel Slag ... 48
7.5 Cement Stabilized Soil Base ... 49
7.6 Graded Sand Gravel and Graded Gravel Base ... 51
7.7 Graded Crashed Stone and Graded Crashed Gravel Base ... 52
7.8 Inspection Standard ... 54
8 Mixed Charge Level of Bitumen ... 60
8.1 General Requirements ... 60
8.2 Hot Mixed Bituminous Mixed Surface Course... 71
8.3 Cold Mixed Bituminous Mixed Surface Course ... 77
8.4 Prime Coat, Tack Coat and Seal Coat ... 77
8.5 Inspection Standard ... 79
9 Bituminous Penetration Type and Bituminous Surface Treatment Surface Course
... 84
9.1 General Requirements ... 84
9.2 Bituminous Penetration Surface Course ... 84
9.3 Bituminous Surface Treatment Surface Course ... 86
9.4 Inspection Standard ... 88
10 Cement Concrete Surface Course ... 91
10.1 Raw Materials ... 91
10.2 Concrete Mix Proportion Design ... 95
10.3 Construction Standard ... 101
10.4 Shuttering and Reinforcement ... 102
10.5 Stirring and Transportation of Concrete ... 105
10.6 Concrete Paving ... 106
10.7 Surface Coarse Curing and Joint Filling ... 109
10.8 Inspection Standard ... 110
11 Paved Surface Course ... 114
11.1 Rock Surface Course ... 114
11.2 Precast Concrete Block Surface Course ... 115
11.3 Inspection Standard ... 116
12 Surface Course of Squares and Parks ... 119
12.1 Construction Technology ... 119
12.2 Inspection Standard ... 119
13 Sidewalk Paving... 124
13.1 General Requirements ... 124
13.2 Paved Surface Course for Sidewalk by Dressed Stone and Precast Block ... 124
13.3 Sidewalk Surface Course Paved by Bituminous Mixture ... 125
13.4 Inspection Standard ... 125
14 Pedestrian Underpass Structure ... 129
14.1 General Requirements ... 129
14.2 Cast-in-place Reinforced Concrete Pedestrian Underpass ... 129
14.3 Pre-casting and Installation of Reinforced Concrete Structure Pedestrian Underpass
... 134
14.4 Masonry Wall and Reinforced Concrete Top Plate Structure Pedestrian Underpass
... 135
14.5 Inspection Standard ... 136
15 Retaining Wall ... 141
15.1 General Requirements ... 141
15.2 Cast-in-place Reinforced Concrete Retaining Wall ... 141
15.3 Assembled Reinforced Concrete Retaining Wall ... 141
15.4 Masonry Retaining Wall ... 141
15.5 Reinforced Earth Retaining Wall ... 142
15.6 Inspection Standard ... 142
16 Auxiliary Structure... 149
16.1 Curb ... 149
16.2 Rain Drainage Branch Pipe and Gully ... 151
16.3 Drainage Ditch or Intercepting Ditch ... 151
16.4 Inverted Siphon and Culvert ... 152
16.5 Slope Protection ... 152
16.6 Isolation Pier ... 153
Code for Construction and Quality Acceptance of Road
Works in City and Town
1 General Provisions
1.0.1 This code is formulated with a view to strengthening the construction technology
management of roads in city and town, standardizing construction requirements, unifying
inspection and acceptance standard of construction and quality as well as improving
engineering quality.
1.0.2 This code is applicable to the inspection and acceptance of the construction and quality
of constructed, renovated or extended roads, squares, parks in city and town.
1.0.3 The quality standard of materials, semi-finished products and or finished products shall
be in accordance with the relevant national current standards.
1.0.4 The construction and quality acceptance of road works in city and town shall not only
meet the requirements stipulated in this code, but also comply with those in the current relevant
ones of the nation.
4 Construction Preparation
4.0.1 Before commencement, the development organization shall make technical disclosure
to the relevant personnel from construction, supervision and design organizations, and prepare
relevant documents.
4.0.2 Before commencement, the development organization shall provide the construction
organization with detailed information on the site conditions of underground pipelines at or
around the construction site as well as geological, meteorologic and hydrographic observation
information; The relevant facility management organization shall make detailed technical
disclosure to the relevant technical management personnel; the removal, relocation, protection
or strengthening schemes of overground and underground pipelines within the construction area
shall be studied and determined, and relevant documents shall be prepared and implemented.
4.0.3 Before commencement, the development organization shall organize the design and
survey organizations to hand over site measurement control piles as well as bench marks to the
construction organization, and relevant documents shall be prepared. The construction
organization shall formulate a construction measurement scheme and determine measurement
control network, lines and points according to the actual conditions.
4.0.4 The construction organization shall organize relevant personnel to make comprehensive
and deep investigation on the construction site according to information provided by the
development organization, learn about the topographic, landform and environmental conditions
on site, master the supply conditions of such resources as water, electricity, manpower and
equipment, and verify the conditions of pipelines, structures, rivers and lakes, landscapes, poles
and lines as well as cultural relics and historic sites within the construction coverage.
4.0.5 Before commencement, the construction technology personnel shall make careful
review on the construction drawings. If any problem is discovered, the construction technology
personnel contact the designer promptly for change, and relevant documents shall be prepared.
4.0.6 Before commencement, the construction organization shall prepare construction
organization design. The construction organization design shall be prepared according to the
contracts, bidding documents, design documents, relevant construction laws and regulations,
standards, codes and specifications as well as site conditions. The construction organization
design shall include construction arrangement, construction plan, guaranteed quality, safe
guarantee systems and technical measures, necessary special construction design as well as
environment protection and traffic dispersion measures. ...