93.030 External sewage systems

Plastics piping systems for non-pressure underground drainage and sewerage - Structured-wall piping systems of unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) - Part 3: Specifications for pipes and fittings with smooth internal and profiled external surface and the system, Type B

Plastmasas cauruļvadu sistēmas pašteces drenāžai un kanalizācijai. Daudzslāņu cauruļvadu sistēmas no neplastificēta polivinilhlorīda (PVC-U), polipropilēna (PP) un polietilēna (PE). 3.daļa: Tehniskie noteikumi caurulēm un veidgabaliem ar gludu iekšējo un profilētu ārējo virsmu un cauruļvadu sistēmai, B tips

Plastmasas cauruļvadu sistēmas pašteces drenāžai un kanalizācijai. Daudzslāņu cauruļvadu sistēmas no neplastificēta polivinilhlorīda (PVC-U), polipropilēna (PP) un polietilēna (PE). 3.daļa: Tehniskie noteikumi caurulēm un veidgabaliem ar gludu iekšējo un profilētu ārējo virsmu un cauruļvadu sistēmai, B tips

Plastics piping systems for non-pressure underground drainage and sewerage - Structured-wall piping systems of unplasticized poly(vinyl chloride) (PVC-U), polypropylene (PP) and polyethylene (PE) - Part 3: Specifications for pipes and fittings with smooth internal and profiled external surface and the system, Type B

Plastmasas cauruļvadu sistēmas pašteces drenāžai un kanalizācijai. Daudzslāņu cauruļvadu sistēmas no neplastificēta polivinilhlorīda (PVC-U), polipropilēna (PP) un polietilēna (PE). 3.daļa: Tehniskie noteikumi caurulēm un veidgabaliem ar gludu iekšējo un profilētu ārējo virsmu un cauruļvadu sistēmai, B tips

Condition of drain and sewer systems outside buildings - Part 1: General requirements

Investigation and assessment of drain and sewer systems outside buildings - Part 1: General Requirements

Condition of drain and sewer systems outside buildings - Part 2: Visuel inspection coding system

Conditions of drain and sewer systems outside buildings - Part 2: Visual inspection coding system

Investigation and assessment of drain and sewer systems outside buildings - Part 2: Visual inspection coding system

Plastics piping systems for renovation of underground non-pressure drainage and sewerage networks - Part 1: General

Plastics piping systems for renovation of underground non- pressure drainage and sewerage networks - Part 2: Lining with continuous pipes