Degree of obligation of the specifications

The provisions are marked corresponding to their degree of obligation:

RQ: requirement;
RC: recommendation;
PE: permission;
PO: possibility and eventuality;
ST: statement.

1 Scope
2 Normative references
3 Definitions and symbols
4 Information needed
4.1 RC
4.2 RQ
4.3 RC
4.4 RQ
5 Site investigation
5.1 General
5.1.1 ST
5.1.2 RC
5.1.3 RC
5.1.4 RC
5.1.5 RC
5.1.6 RQ
5.1.7 RQ
5.2 Permeability testing
5.2.1 PO
5.2.2 RC
5.2.3 RC
5.2.4 RQ
5.2.5 ST
5.3 Field grouting trials and grouting test
5.3.1 RC
5.3.2 RQ
5.3.3 RC
5.3.4 RQ
5.3.5 PO
6 Materials and products
6.1 General
6.1.1 RQ
6.1.2 RQ
6.1.3 RQ
6.1.4 RQ
6.2 Grout materials
6.2.1 Hydraulic binders and cements
6.2.1.1 ST
6.2.1.2 ST
6.2.1.3 RQ
6.2.1.4 RC
6.2.1.5 ST
6.2.2 Clay materials
6.2.2.1 PE
6.2.2.2 RC
6.2.3 Sands, gravels and fillers
6.2.3.1 ST
6.2.3.2 PO
6.2.3.3 RQ
6.2.4 Water
6.2.4.1 RC
6.2.4.2 RC
6.2.5 Chemical products and admixtures
6.2.5.1 PE
6.2.5.2 RQ
6.2.5.3 ST
6.2.5.4 ST
6.2.6 Other materials
6.2.6.1 PO
6.2.6.2 ST
6.3 Grouts
6.3.1 General
6.3.1.1 ST
6.3.1.2 RQ
6.3.1.3 ST
6.3.2 Suspensions
6.3.2.1 ST
6.3.2.2 RC
6.3.2.3 RQ
6.3.2.4 RQ
6.3.2.5 RE
6.3.3 Solutions
6.3.3.1 RC
6.3.3.2 PO
6.3.3.3 RQ
6.3.3.4 RQ
6.3.3.5 RQ
6.3.3.6 ST
6.3.4 Mortars
6.3.4.1 ST
6.3.4.2 RQ
6.3.4.3 RC
6.4 Sampling and testing
6.4.1 RQ
6.4.2 RQ
6.4.3 RC
6.4.4 RQ
6.4.5 ST
7 Design considerations
7.1 General
7.1.1 ST
7.1.2 ST
7.2 Design basis and objectives
7.2.1 RC
7.2.2 ST
7.2.3 RQ
7.2.4 RQ
7.2.5 RC

7.3 Grouting principles and methods
7.3.1 General
7.3.1.1 ST
7.3.1.2 ST
7.3.1.3 ST
7.3.2 Grouting without ground displacement (non-displacement grouting)
7.3.2.1 Permeation (impregnation) grouting
7.3.2.1.1 ST
7.3.2.1.2 RQ
7.3.2.2 Fissure and contact grouting
7.3.2.2.1 ST
7.3.2.2.2 RQ
7.3.2.3 Bulk filling
7.3.2.3.1 ST
7.3.2.3.2 RQ
7.3.2.3.3 PO
7.3.3 Grouting with ground displacement (Displacement grouting)
7.3.3.1.1 ST
7.3.3.1.2 PE
7.3.3.2 Hydraulic fracturing
7.3.3.2.1 ST
7.3.3.2.2 RC
7.3.3.3 Compaction grouting
7.3.3.3.1 ST
7.3.3.3.2 ST
7.3.3.3.3 RQ
7.4 Grout
7.4.1 Type and composition
7.4.1.1 RQ
7.4.1.2 RQ
7.4.2 General considerations
7.4.2.1 RQ
7.4.2.2 RQ
7.4.2.3 RC
7.4.2.4 ST
7.4.3 Parameters and criteria
7.4.3.1 RQ
7.4.3.2 ST
7.4.3.3 RC
7.4.3.4 PE
7.4.3.5 RC
7.4.4 Applicability
7.4.4.1 ST
7.4.4.2 RQ
7.5 Grout placement
7.5.1 General
7.5.1.1 RQ
7.5.1.2 ST
7.5.1.3 RC
7.5.1.4 RC
7.5.1.5 RC
7.5.2 Drilling pattern and borehole design
7.5.2.1 ST
7.5.2.2 RQ
7.5.2.3 RE
7.5.2.4 RQ
7.5.2.5 RQ
7.5.2.6 RC
7.5.2.7 RC
7.5.3 Grouting sequence
7.5.3.1 ST
7.5.3.2 PO
7.5.3.3 RQ
7.5.4 Grouting pressure
7.5.4.1 ST
7.5.4.2 PE
7.5.4.3 ST
7.5.4.4 ST
7.5.4.5 RQ
7.6 Monitoring and control criteria
7.6.1 RQ
7.6.2 RC
7.6.3 RQ
8 Execution
8.1 General
8.1.1 RQ
8.1.2 ST
8.1.3 RQ
8.1.4 RQ
8.2 Drilling
8.2.1 PO
8.2.2 RQ
8.2.3 RC
8.2.4 RC
8.2.5 RQ
8.3 Grout preparation
8.3.1 Storage
8.3.1.1 RQ
8.3.2 Batching and mixing
8.3.2.1 RQ
8.3.2.2 RQ
8.3.2.3 RQ
8.3.2.4 RC
8.3.2.5 RQ
8.3.2.6 RQ
8.3.2.7 RC
8.3.2.8 RC

8.3.3 Pumping and delivery
8.3.3.1 RQ
8.3.3.2 RC
8.3.3.3 RC
8.3.3.4 RQ
8.3.3.5 RC
8.3.3.6 RQ
8.3.3.7 RQ
8.3.3.8 RQ
8.3.3.9 RC
8.4 Grout placement
8.4.1 ST
8.4.2 PE
8.4.3 ST
8.4.4 PE
8.4.5 ST
8.4.6 ST
8.4.7 RQ
8.4.8 RC
8.4.9 RC
8.4.10 RC
8.4.11 RC
8.4.12 RQ
8.4.13 ST
8.4.14 RQ
8.5 Grouting sequences
8.5.1 RQ
8.5.2 ST
8.5.3 PO
8.5.4 RQ
8.5.5 RC
8.5.6 RC
9 Execution supervision and control
9.1 General
9.1.1 RQ
9.1.2 RQ
9.2 Supervision
9.2.1 RC
9.2.2 RQ
9.2.3 RQ
9.2.4 RQ
9.2.5 RC
9.2.6 RQ
9.2.7 RC
9.3 Monitoring and control
9.3.1 General
9.3.1.1 RC
9.3.1.2 RQ
9.3.1.3 RC
9.3.1.4 RC
9.3.1.5 RC
9.3.1.6 RC
9.3.1.7 RC
9.3.1.8 RC
9.3.1.9 RC
9.3.2 Environmental impact
9.3.2.1 RC
9.3.3 Control of objective
9.3.3.1 RQ
9.3.3.2 RC
9.3.3.3 PO
9.3.3.4 ST
9.3.3.5 PO
9.3.4 Monitoring of displacement
9.3.4.1 RC
9.3.4.2 RQ
9.3.5 Drilling
9.3.5.1 PO
9.3.6 Grout
9.3.6.1 RQ
9.3.6.2 RC
9.3.6.3 RQ
9.3.6.4 RQ
9.3.6.5 RQ
9.3.6.6 PO
10 Works documentation
10.1 RC
10.2 RC
10.3 RQ
10.4 RQ
10.5 RC
10.6 RQ
11 Special aspects (environment, site safety)
11.1 Personnel safety
11.1.1 ST
11.1.2 RC
11.1.3 RQ
11.1.4 RC
11.2 Environmental protection
11.2.1 RC
11.2.2 RC
11.2.3 ST
11.2.4 RC