Modular roads (S7.8)

S7.8.1: Types 0, 1 and 2 modular roads are not included in this Code and reinstatement designs must be in accordance with BS 7533-3 and BS 6717.
S7.8.2: The undertaker must carry out the reinstatement of Types 3 and 4 modular roads in accordance with one of the following methods and should endeavour to achieve greatest degree of immediate permanent reinstatement.
S7.8.3: Permitted materials and layer thickness are specified in A1, A2, A6, A9, A10 and A12, subject to the following requirements.
S7.8.4: Where modules of natural stone material are present in trafficked roads, refer to A12.

Method A – All permanent reinstatement

S7.8.5: The backfill, sub-base (if present), bedding and modular surface layer must be reinstated to a permanent standard at the first visit.

S7.8.6: The backfill and sub-base must be reinstated to a permanent standard at the first visit, together with an interim granular base and interim bituminous surface course, as per S6.1.12 to S6.1.14.
S7.8.7: On the second visit, the interim reinstatement must be removed to the top of the sub-base and a permanent base, bedding and modular surface layer reinstated.

S7.8.8: Permitted options are shown in A6, subject to the requirements of S6.2.
S7.8.9: The sub-base must be reinstated to match the existing materials and thicknesses, or its structural equivalent.

S7.8.10: Permitted options are shown in A6, subject to the requirements of S6.3.
S7.8.11: The base must be reinstated to match the existing materials and thicknesses, or its structural equivalent.

S7.8.12: The modular surface layer must be reinstated in accordance with A6, and A12, The requirements and recommendations for replacement modules are given in A12.