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1st Line Defence is a UXO risk mitigation specialist that provides solutions to the risk of unexploded bombs from former military land use and aerial bombing.

Maple Park, Essex Rd, EN11 0EX
Joined June 2013
Photo by 1st Line Defence (@1stLineDefence)Photo by 1st Line Defence (@1stLineDefence)Photo by 1st Line Defence (@1stLineDefence)Photo by 1st Line Defence (@1stLineDefence)Photo by 1st Line Defence (@1stLineDefence)Photo by 1st Line Defence (@1stLineDefence)Photo by 1st Line Defence (@1stLineDefence)Photo by 1st Line Defence (@1stLineDefence)Photo by 1st Line Defence (@1stLineDefence)Photo by 1st Line Defence (@1stLineDefence)
Back on-site & ready to work 🚧 Our Midi tracked-mounted crawler has recently undergone maintenance/refurbishment and was back on-site last week in London, supporting a basement clearance project. 📸 Thanks to Chris for the photos. #UXO #ConstructionSafety #RiskMitigation
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Today, we remember the courage and sacrifice of those who served in the Far East and Pacific – and the millions affected by the conflict. #VJDay #Remembrance #LestWeForget #Veterans Image source: Ministry of Information Photo Division / Imperial War Museums (D 25636)
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📍Gillingham, Kent We recently delivered end-to-end UXO risk mitigation to help a client progress groundworks with confidence: ✅Risk Assessment ✅Non-intrusive Survey ✅Target Investigation 👉Are you assessing risk early enough? #uxo #constructionsafety #groundworks
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A suspected WWII-era unexploded bomb has been discovered near Exmouth Marina. A 400m cordon is in place while Royal Navy EOD assess and make the device safe. Public advised to avoid the area. Updates 👇devonlive.com/news/devon-new…
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🚧Suspected unexploded bomb found on a construction site in Plymouth today. 100m cordon in place while Royal Navy EOD investigate. A reminder of why UXO risk management is critical on redevelopment projects. #uxo #unexplodedordnance #sitesafety #constructionsafety #safetyfirst
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🎖️Proud to be recertified for the Armed Forces Covenant ERS Silver Award. Veterans and reservists bring invaluable skills to construction and UXO risk mitigation – and we’re committed to supporting them every step of the way. #armedforcescovenant #erssilveraward #supportourforces
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Chilly start for our UXO Search & Mark team in the New Forest, Hampshire With WWII airfields and historic training areas nearby, encountering buried UXO here isn’t uncommon. Planning works in a potentially contaminated area? #UXO #ConstructionSafety #EngineeringSafety
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Happy New Year from 1st Line Defence 🎆 New projects and new opportunities in 2026 – with the same unwavering commitment to safety on-site. From UXO risk assessments to surveys and on-site mitigation, we’ll support you every step of the way. #constructionsafety #uxo #safetyfirst
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🎄 Merry Christmas from 1st Line Defence Thank you to all our clients, partners & colleagues for your trust and support this year. We’ve valued every UXO risk assessment, survey & on-site project we’ve been part of. 📅 Closure: 25 Dec → 5 Jan 2026 #MerryChristmas #HappyHolidays
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Today we honour the courage, sacrifice and service of all who have served in the Armed Forces – past and present. This year also marks 85 years since the formation of Army bomb disposal, whose skills we still rely on to this day. Today, and every day – we remember. #lestweforget
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On this #remembrancesunday, we honour the courage and sacrifice of all who served – and those who continue to protect our country today. We will remember them. #lestweforget #poppyappeal #armedforces #royalbritishlegion
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Successful UXO Watching Brief – Central London ✅ The #1ldteam recently completed a confined space UXO Watching Brief just metres from St Paul’s Cathedral. 🛑 9m shaft and high-risk WICS work 🛑 No UXO found but another successful operation Thanks to Tom for these great images 📸
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🗓️We’re LIVE at the #KentConstructionEXPO! Come see some examples of #uxo, learn about our #riskmitigation services & grab a free goodie bag 🎁 📍Kent Event Centre – Today only! #constructionindustry #infrastructureprojects #unexplodedordnance #1stlinedefence
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We are kicking off the Autumn construction season in Birmingham with #Intrusive #UXO #Survey support. Multiple rigs are operating to ensure #ALARP clearance so groundworks can proceed safely. 📸 Big thanks to John for the great on-site photo and kudos to our hardworking #1ldteam
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Just 2 weeks until #KentConstructionEXPO 📍 Visit 1st Line Defence at Stand L07 to get hands-on with real UXO finds from UK sites and discover how we keep your construction projects safe & compliant. 🎟️ FREE Entry: kentconstructionexpo.com/ #UXO #RiskMitigation #ConstructionSafety
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The #1ldteam are supporting the creation of a new visitor centre at Hastings Castle with expert #UXO #Risk #Mitigation ☀️ The team even captured this stunning view of the Hastings coastline. Thank you to Thomas for sharing the photo! 👏 Need UXO advice? 👉 1stlinedefence.co.uk
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80 years on, we remember those who served in the Pacific during WWII — their courage, sacrifice & resilience. Our team, many ex-service personnel, continue in their legacy: protecting lives, reducing risk, serving communities. #LestWeForget 📷 Oxford Circus, London – 10/08/1945.
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Join one of the UK’s top UXO risk mitigation teams 💥 📍 Lead Project Geophysicist – Lead high-impact UXO projects. 📍 Project Consultant – Support national client operations. 👉 Apply now: bit.ly/46P8Rhf 📩 Questions? Contact us: [email protected]
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Today marks the anniversary of #DDay – the largest seaborne invasion in history. At @1stLineDefence, we proudly support ex-service personnel and reservists – and today we pause to remember their bravery & sacrifice. #LestWeForget #ThankYou #Remembrance
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☀️Great weather and great progress in Luton! The #1ldteam is supporting UXO Borehole work to keep a geotechnical project safe and on track. No UXO finds so far! Shoutout to Andy and the team, stay safe and keep up the good work 💪 #uxo #risk #mitigation #investigation #clearance
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