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Ss_20_60  Retaining wall systems

General information

Category

Ss_20  Structural systems

Status

This code is part of the latest version of Uniclass. Systems v1.39, July 2025

Contains

Ss_20_60_30  Embedded retaining wall systems

Contains 10 current codes

Contains 2 codes that are not in use

Ss_20_60_35  Gravity retaining wall systems

Contains 12 current codes

Ss_20_60_40  Headwall systems

Contains 3 current codes

Other items in this category

Ss_20_05  Substructure systems

Contains 5 current codes

Ss_20_10  Structural frame systems

Contains 5 current codes

Ss_20_20  Structural beams

Contains 1 current code

Ss_20_30  Structural columns

Contains 1 current code

Ss_20_40  Structural sheet and cable systems

Contains 1 current code

Contains 1 code that is not in use

Ss_20_50  Bridge structure systems

Contains 8 current codes

Ss_20_70  Structural protection systems

Contains 4 current codes

Ss_20_80  Structure accessory systems

Contains 2 current codes

Ss_20_95  Temporary structural systems Not in use

Where to use Ss_20_60

COBie

  • Ss_20_60 : Retaining wall systems

NRM3

  • 01.01.05 Basement retaining walls

  • 01.01.05.19 Basement retaining walls

  • 02.05.01.01.01 External enclosing walls

  • 02.05.01.01.02 Underside of returns in external walls

  • 02.05.01.01.04 Gable walls

  • 02.05.01.01.18 Concrete walls

  • 02.05.01.01.19 Masonry walls

  • 02.05.01.01.24 Insulating render systems

  • 02.05.02.01.01 External wall not in contact with ground

  • 02.05.02.01.02 External enclosing walls

  • 02.05.02.01.03 Underside of returns in external walls

  • 02.05.02.01.05 Gable walls

  • 02.05.02.01.06 Chimneys

  • 02.05.02.01.15 Concrete walls

  • 02.05.02.01.16 Masonry walls

  • 02.05.02.01.21 Insulating render systems

  • 02.05.02.06.22.04 04

  • 08.04.03 Retaining walls

  • 08.04.03.01 Retaining walls

  • 08.04.03.01.01 Concrete retaining walls inc reinforcement and formwork

  • 08.04.03.01.02 Fixings cast into concrete to retain facing masonry

  • 08.04.03.01.03 Masonry facing wall to concrete retaining wall

  • 08.04.03.01.04 Masonry retaining wall inc reinforcement and joints

  • 08.04.03.01.05 Crib walls inc timber and precast concrete headers/stretchers

  • 08.04.03.01.06 Gabions including steel mesh

  • 08.04.03.01.07 Reinforced earth including membrames and facings

  • 08.04.03.01.08 Other types of retainng structures

  • 08.04.03.01.09 Piles associated with external retaining walls

  • 08.04.03.01.10 Trench and pit excavations inc earthwork support

  • 08.04.03.01.11 Excavating below groundwater level

  • 08.04.03.01.12 Disposal of excavated material inc any landfill costs

  • 08.04.03.01.13 Disposal of surface water and groundwater

  • 08.04.03.01.14 Consolidating and compacting for foundations

  • 08.04.03.01.15 Blinding

  • 08.04.03.01.16 Weep holes

  • 08.04.03.01.17 Land drainage forming integral part of retaining wall

  • 08.04.03.01.18 Copings and the like

Find out more about how mappings are determined.

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