--- title: Nailing down control description: Traversing image: https://deltazulu.uk/hubfs/20210311_173233.jpg --- [Skip to content](https://deltazulu.uk/blog/nailing-down-control-co-ordination#main-content) [![Delta Zulu Logo](https://deltazulu.uk/hubfs/delta-zulu-surveys-high-resolution-logo.svg)](https://deltazulu.uk/) - [Blog](https://deltazulu.uk/blog) - [Gallery](https://deltazulu.uk/home#gallery) - [About](https://deltazulu.uk/home#about) Open main navigation Close main navigation - [Blog](https://deltazulu.uk/blog) - [Gallery](https://deltazulu.uk/home#gallery) - [About](https://deltazulu.uk/home#about) - [Contact us](https://deltazulu.uk/blog/nailing-down-control-co-ordination#contact) [Contact us](https://deltazulu.uk/blog/nailing-down-control-co-ordination#contact) 09 Feb # Nailing down control ![Picture of Delta Zulu](https://app.hubspot.com/settings/avatar/d41d8cd98f00b204e9800998ecf8427e) [Delta Zulu](https://deltazulu.uk/blog/author/delta-zulu) Share: [facebook-f icon](http://www.facebook.com/share.php?u=https://deltazulu.uk/blog/nailing-down-control-co-ordination) [linkedin-in icon](http://www.linkedin.com/shareArticle?mini=true&url=https://deltazulu.uk/blog/nailing-down-control-co-ordination) [Twitter icon](https://twitter.com/intent/tweet?url=https://deltazulu.uk/blog/nailing-down-control-co-ordination) [pinterest-p icon](http://pinterest.com/pin/create/link/?url=https://deltazulu.uk/blog/nailing-down-control-co-ordination) [envelope icon](mailto:?body=https://deltazulu.uk/blog/nailing-down-control-co-ordination) All good surveys rely on a solid control network, and we're all about the quality here at Delta Zulu Surveys....We have, of course, been kept busy installing plenty of Permanent Ground Markers (PGM's), pegs, nails, retro targets etc on all manner of projects/sites over the years.... And then it's all about accurate traversing (and levelling) of all of these points to build up the appropriate, solid, top quality control network.... ![20210610_090312](https://deltazulu.uk/hs-fs/hubfs/20210610_090312.jpg?width=418&height=314&name=20210610_090312.jpg)![PXL_20231112_040607488](https://deltazulu.uk/hs-fs/hubfs/PXL_20231112_040607488.jpg?width=416&height=313&name=PXL_20231112_040607488.jpg)![PXL_20241107_024018757](https://deltazulu.uk/hs-fs/hubfs/PXL_20241107_024018757.jpg?width=418&height=315&name=PXL_20241107_024018757.jpg)![20210318_115734](https://deltazulu.uk/hs-fs/hubfs/20210318_115734.jpg?width=419&height=315&name=20210318_115734.jpg) ![20220301_083714-1](https://deltazulu.uk/hs-fs/hubfs/20220301_083714-1.jpg?width=417&height=313&name=20220301_083714-1.jpg)![20220804_005724](https://deltazulu.uk/hs-fs/hubfs/20220804_005724.jpg?width=416&height=312&name=20220804_005724.jpg) ![20211207_094623](https://deltazulu.uk/hs-fs/hubfs/20211207_094623.jpg?width=416&height=312&name=20211207_094623.jpg)![20210201_123604](https://deltazulu.uk/hs-fs/hubfs/20210201_123604.jpg?width=416&height=312&name=20210201_123604.jpg) ![20210317_095336](https://deltazulu.uk/hs-fs/hubfs/20210317_095336.jpg?width=417&height=313&name=20210317_095336.jpg)![20210324_220249](https://deltazulu.uk/hs-fs/hubfs/20210324_220249.jpg?width=417&height=313&name=20210324_220249.jpg) ![20220131_140632](https://deltazulu.uk/hs-fs/hubfs/20220131_140632.jpg?width=417&height=313&name=20220131_140632.jpg)![20210311_173233](https://deltazulu.uk/hs-fs/hubfs/20210311_173233.jpg?width=417&height=313&name=20210311_173233.jpg)   [Traversing](https://deltazulu.uk/blog/tag/traversing), [Traverse](https://deltazulu.uk/blog/tag/traverse) ## Related posts [![](https://deltazulu.uk/hs-fs/hubfs/20210505_100519%20(1).jpg?height=200&name=20210505_100519%20(1).jpg)](https://deltazulu.uk/blog/everyday-im....levelling) [Levelling](https://deltazulu.uk/blog/tag/levelling) ## [Everyday i'm....levelling](https://deltazulu.uk/blog/everyday-im....levelling) ![Picture of Delta Zulu](https://app.hubspot.com/settings/avatar/d41d8cd98f00b204e9800998ecf8427e) [Delta Zulu](https://deltazulu.uk/blog/author/delta-zulu) 08 Feb Another sunny day levelling... transferring levels from control point to control point through a... [Read more](https://deltazulu.uk/blog/everyday-im....levelling) [![](https://deltazulu.uk/hs-fs/hubfs/PXL_20240220_215849048.jpg?height=200&name=PXL_20240220_215849048.jpg)](https://deltazulu.uk/blog/measuring-the-invisible-in-the-dark) [GPR](https://deltazulu.uk/blog/tag/gpr), [PAS128](https://deltazulu.uk/blog/tag/pas128), [EML](https://deltazulu.uk/blog/tag/eml) ## [MAPPing the invisible (in the dark!)](https://deltazulu.uk/blog/measuring-the-invisible-in-the-dark) ![Picture of Delta Zulu](https://app.hubspot.com/settings/avatar/d41d8cd98f00b204e9800998ecf8427e) [Delta Zulu](https://deltazulu.uk/blog/author/delta-zulu) 09 Feb PAS128 Buried Services Detection surveys utilise a variety of technologies to locate all of those... [Read more](https://deltazulu.uk/blog/measuring-the-invisible-in-the-dark) [![](https://deltazulu.uk/hs-fs/hubfs/PXL_20230614_154719302.jpg?height=200&name=PXL_20230614_154719302.jpg)](https://deltazulu.uk/blog/traditional-topo-survey) [Topo](https://deltazulu.uk/blog/tag/topo), [traditional](https://deltazulu.uk/blog/tag/traditional), [Total Station](https://deltazulu.uk/blog/tag/total-station) ## [Traditional Topo](https://deltazulu.uk/blog/traditional-topo-survey) ![Picture of Delta Zulu](https://app.hubspot.com/settings/avatar/d41d8cd98f00b204e9800998ecf8427e) [Delta Zulu](https://deltazulu.uk/blog/author/delta-zulu) 09 Feb Gathering Topo points the traditional way with a Detail Pole (either with Total Station, or GNSS... 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