EXPLORE HIDDEN MARKS

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Survey marks, historic infrastructure, maps and discoveries from across the UK.

O/S Benchmarks

Ordnance Survey Bench marks (BMs) are survey marks made by Ordnance Survey to record height above Ordnance Datum. I record the logs of all BMs that I find on my travels.

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O/S Fundamental Benchmarks

As the name suggests, FMBs were the core part of the benchmark network with around 200 of them around the UK.

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Levelling Lines

Higher level benchmarks are joined together with Levelling Lines. As I discover benchmarks, the lines will become more obvious.

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O/S Trig Pillar

Starting in 1935, Ordnance Survey began a retriangulation of Great Britain using their custom built Trig Points. I try to find as many as I can.

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O/S Flush Brackets

Flush Brackets are a unique type of benchmarks, often used for identification and can be found on trig points too!

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O/S Active Stations

The modern measuring system from Ordnance Survey, a network of GPS receivers across the UK.

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O/S Blocks & Intersected Stations

Another form of Trig Point is the buried block or intersected station.

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Tyne Tees Tunnel

Part of the Kielder Water Transfer Scheme, this tunnel runs from riding mill to the River Wear & Tees unknown to many. This is my project of finding and logging the elements of the tunnel.

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Defense Structures

This section covers key defence structures, including ROC outposts and pillboxes, which were built as part of the UK’s wartime protective network.

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Hills & Mountains

I'm not one for hill bagging, but in order to find trig points you've got to walk up them.

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Photo Gallery

I've pulled together some of my photos into one simple location.

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BEYOND THE MARKS

Other projects

Other things I've been exploring, collecting and working on.

UK Theatre Database

I have loads of programmes from theatre shows dating back years. I decided to setup an online database to keep track of all this data.

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Tree Planting

I've started using Ecologi to plant trees with a total of 996 planted so far with a carbon offset of 19.1t. Signup using my link and you'll get 5 trees planted!

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Newcastle Space Invaders

Across Newcastle, I’ve discovered Invader’s ceramic tiles inspired by 8-bit video games.

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