The following schemes involving public contraots costing over £410,000 have been approved by the Welsh Office in 1970, 1971, and 1972:
| 1970 |
£ million |
| Caemanion Main Sewerage Scheme |
0.6 |
| (Lleyn) Abersoch Sewerage Scheme |
0.6 |
| (Penybont) Sker Sewerage Scheme |
0.6 |
| Newport Main Drainage Stage 2 |
1.8 |
| Buckley Main Sewerage Scheme |
0.7 |
| Penybont Main Sewerage Board's Scheme, Phase 2 |
2.3 |
| Felindre/Margam Trunk Water Main Heol Las/Skewen |
0.5 |
| Felindre/Margam Trunk Water Main Felindre/Heol Las |
1.0 |
| Felindre/Margam Trunk Water Main Skewen/Briton Ferry |
0.5 |
| Llechryd Water Abstraction Scheme |
0.6 |
| Cardiff Inner Bypass Stage 2 |
3.3 |
| Morriston Bypass |
3.6 |
| A470 Stage 2, Nantgarw/Glyntaff |
4.0 |
| Newport /Worcester Trunk Road Stage 4, Usk/Coldra |
4.4 |
| Buerth y Capel Housing Site Mountain Ash |
0.5 |
| Coedeva Housing Site Cwmbran |
1.3 |
| Llantwit Major Housing Development |
0.7 |
| Fairyland Housing Site Neath |
0.4 |
| Wildmill Housing Development Bridgend |
1.0 |
| Bettws Housing Development Newport |
0.5 |
| Bute Town Housing Development Cardiff |
0.5 |
| Upper Boarspit Housing Development Swansea |
0.5 |
| Glamorgan Polytechnic |
0.6 |
| Fairwater Comprehensive, Cwmbran |
0.4 |
| 1971 |
£ million |
| Rhymney Valley Trunk Sewer Phase 2 |
0.9 |
| Merthyr Trunk Sewer |
4.0 |
| Llwyn On Treatment Plant, Cardiff |
1.3 |
| Lluest Wen Remedial Works |
1.0 |
| A470—Stage 3—Glyntaff/Abercynon |
4.0 |
| Aberdulais/Llandarcy Trunk Road |
6.9 |
| Glynneath Bypass |
6.2 |
| Old Green Junction Roundabout and Underpass, Newport |
1.5 |
| Central Area Housing, Flint |
1.0 |
| Llanfair Road Housing, Holyhead |
0.6 |
| Riverside Housing Development, Pontypool |
0.7 |
| Tre Hafren Stage II, Newtown, Mont |
0.5 |
| Greenmeadow Housing Site, Cwmbran |
0.9 |
|
£ million |
| West Cross Housing Site, Swansea |
0.7 |
| Llandaff Tech College |
0.5 |
| Glamorgan Polytechnic |
0.5 |
| Barry Girls' Comprehensive School |
0.7 |
| Connah's Quay Comprehensive School |
0.5 |
| Bryn Offa Secondary School, Denbs |
0.4 |
| Penyrheol Comprehensive School |
0.6 |
| Neath Comprehensive School |
0.6 |
| Caerphilly Comprehensive School |
0.4 |
| Gellidawel Comprehensive School |
0.5 |
| Hawthorn Comprehensive School |
0.4 |
| Blaengwawr Comprehensive School |
0.4 |
| Nevill Hall Hospital Stage 2 |
1.3 |
| Clwyd District General Hospital Rhyl |
4.8 |
| Gurnos District General Hospital Merthyr |
4.4 |
| 1972 |
|
£ million |
| Llanddona Sewerage Scheme, Aethwy |
0.5 |
| Conwy Main Drainage |
1.2 |
| Abergele/Pensarn Main Sewerage |
0.7 |
| Llandegfedd—Cardiff Trunk main (pipes, etc.) |
0.9 |
| Llandegfedd Treatment Works Ext. |
0.5 |
| Dee Abstraction Scheme—Bretton Treatment Works |
0.4 |
| Dee Abstraction Scheme—Structural Work |
0.7 |
| Port Talbot/Pyle Trunk Main |
0.5 |
| Wrexham Bypass |
2.8 |
| Abergavenny Eastern Bypass |
1.2 |
| Beresford Road/Newport Road— Eastern Avenue Link, Cardiff |
0.5 |
| A4058 Rhondda Road, Pontypridd |
0.5 |
| Penlwys Housing Scheme, Old Colwyn |
0.5 |
| St. Julians North, Newport, Housing Scheme |
0.7 |
| Jobs Well Road, Carmarthen, Housing Scheme |
0.5 |
| Greenmeadow Housing Site, Stage 2, Cwmbran |
0.4 |
| Cardiff Road, Newport, Housing Scheme |
0.7 |
| Gronant Holywell, Housing Scheme |
0.6 |
| Tonna Road, Maesteg, Housing Scheme |
0.7 |
|
£ million |
| Brickworks, Sirhowy, Housing Scheme |
0.6 |
| St. Josephs High School, Newport |
0.5 |
| Swansea College of Technology |
0.4 |
| Heol Ddu Comprehensive School |
0.7 |
| Hope, Flints Comprehensive School |
0.4 |
| Tredegar Comprehensive School |
0.7 |
| Ebbw Vale Comprehensive School |
0.8 |
| Llanelli Comprehensive School |
0.8 |
| Cardiff College of Music and Drama |
0.4 |
| Nash, Newport, Comprehensive School |
0.7 |