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A miner and a surveyor working underground.

A dutch angle shot of a train track under a bridge.

A female engineer used an instrument to measure inside a pipe

platform runners

Rotary drill machines for surface blast hole mining industry in quarry

Geneva, Switzerland - May 22, 2014: Engineers and workers examinating the construction of piperoof grouting for tunnel construction

Back two construction engineers discussing help create a plan with a blueprint home building at the construction site, Rectangular concrete infrastructure of drain system.

Tenerife, Canary islands, Spain - December 16, 2010: Workers and machines working on the construction of a tunnel for a road in the north of the island

Qingdao, Shandong,China- April 26, 2024:The first phase of Qingdao Metro Line 6 is located in the West Coast New Area of Qingdao, with a total length of 30.8 kilometer,Qingdao Metro Line 6, the first metro line in China equipped with a fully self-developed train autonomous circumambulate system (TACS)

ilheus, bahia, brazil - may 23, 2022: pile driving equipment during foundations in a construction in the city of Ilheus.

An African man, locally employed as a surveyor at an open-pit copper mine in Zambia, peers through his survey instrument. This work records the daily changes in the open-pit, and help guide mining activities to the engineer's plans.

Construction site of tunnel through mountains of expressway project in Turkey 2023

Tunnel Boring Machine (TBM) )that is being moved inside an underground tunnel.

The Tantangara Dam Tunnel entrance for Pumped Hydro, Snowy 2.0 where Tanagara dam will be the header tank, green energy

Mining operator on mining machine, underground mine mesh

Civil engineer with orange reflective safety jacket working in a huge tube at construction site line

Diggers in round underground tunnel of heating duct with rusty tubes.

A focused railway mechanic with a flashlight inspects the undercarriage of a train for maintenance and safety assurance.

Workers are building a tunnel through a mountain, watched over by a Chinese supervisor.

Cable tunnel under power plant

Perspective view trough pipe, from behind on worker with safety vest and white helmet managing tower drilling machine, big equipment to drill into the ground, for bridge foundation on river coast.

HDD-Horizontal Directional Drilling Operation

WWII Oil Storage Tunnel in Darwin, Australia.

Three Workers Controlling Sand and Stone Pit at Cement Factory

Two dedicated train engineers, in their safety helmets and uniforms, meticulously inspect electric train parts and ensure the smooth maintenance of the railway.

A segment of Melbourne’s railway captured through a wire fence, depicting the urban infrastructure and the intersection of metal and nature within the city’s transportation network. This image highlights the contrast between industrial elements and the urban environment.

Ground Survey concept

aerial view of ore locomotive

Construction of the subway tunnel. Concrete liner plate

A focused railway mechanic with a flashlight inspects the undercarriage of a train for maintenance and safety assurance.

Free Images: "bestof:Drilling survey of Kammon railway tunnel.jpg ja 関� トンネル建設工事のための� ーリングによる� �質調査 en Drilling survey of Kammon"

Aerial_view_of_Trestle_Bridge_over_Kinzua_Creek_Valley_-_01.jpg

Drilling survey of Kammon railway tunnel.jpg

Drilling survey on the sea Kammon railway tunnel.jpg

Floating drilling derrick Kammon railway tunnel.jpg

Boring at Hikoshima.jpg

Service bore drilling Moji side Kammon railway tunnel.jpg

Nishimura type midget submarine.jpg

Kammon railway tunnel Shimonoseki side portal.jpg

Memorial ticket Kammon railway tunnel.jpg

Boring of Kammon railway tunnel Shimonoseki side.jpg

Service tunnel of Kammon railway tunnel.jpg

Tamagushi houten Kammon railway tunnel.jpg

Deshimachi vertical shaft Kammon railway tunnel.jpg

Shield machine for Kammon railway tunnel.jpg

Pneumatic caisson for Kammon railway tunnel Moji side.jpg

Blow out accident at Kammon railway tunnel.jpg

Ground breaking ceremony of Kammon railway tunnel.jpg

Construction of vertical shaft Kammon railway tunnel.jpg

First trial train through Kammon railway tunnel.jpg

Assembly of shield machine Kammon railway tunnel.jpg

Kammon tunnel construction work.jpg

Cement injection bulkhead at service tunnel Kammon railway tunnel.jpg

Air compressor for construction of Kammon railway tunnel.jpg

Construction work of service bore of Kammon railway tunnel.jpg

Memorial march of completion of Kammon railway tunnel.jpg

1953 West Japan flood infiltration of Kammon railway tunnel.jpg

Break through of main bore of Kammon railway tunnel.jpg

Blasting for service tunnel penetration of Kammon railway tunnel.jpg

Railway minister Uchida Nobuya visits site of Kammon railway tunnel.jpg

Break through point of Main bore of Kammon railway tunnel.jpg

Celebration of break through of Main bore of Kammon railway tunnel.jpg

Kugimiya Iwao switch on blasting for break through of Kammon railway tunnel.jpg

Side view drawing of shield machine for downward track Kammon railway tunnel.jpg

Cross sectional drawing of shield machine for downward track of Kammon railway tunnel.jpg

Seismic exploration of Kammon straight.jpg

Celebration of break through.jpg

Opening of Kammon railway tunnel.jpg

Queensland State Archives 3386 Drilling the longest tunnel No 15 during the Cairns to Kuranda railway construction c 1890.png

First Triangular Surveying of Sasago Pass.jpg

Second Triangular Surveying of Sasago Pass.jpg

Queensland State Archives 3663 Rocklea workshops drilling beam and plates Mrs Bradfield Dr Bradfield and Mr McKew Brisbane 8 May 1936.png

Sasago railway tunnel map.jpg

Komine Tunnel under construction.jpg

Japanese survey ship Tsukushi 1941.jpg

Survey_Materials_of_the_Kiyoto_Family_(Takaoka).jpg

Poster of Japan's railway 70th anniversary.jpg

Tsukuba VLBI Station.jpg

Attelage_de_chiens_Petite_riviere_Churchill_Manitoba_1908.jpg

Letto, Merimittari ja MT 2304 Latokari 2.JPG

Letto, Merimittari ja MT 2304 Latokari 1.JPG

Construction work at Sasago tunnel east portal.jpg

Tunnel_number_3,_from_the_east._Utah_-_NARA_-_517321.jpg

High_trestle_below_tunnel_number_2._Summit_County,_Utah_-_NARA_-_517344.jpg

Late Mr. Masane Hidaka.jpg

RMK 20-30 ilmakuvauskamera Keski-Suomen ilmailumuseo.JPG

High_trestle_work,_between_tunnel_number_2_and_Wasatch._Summit_County,_Utah._-_NARA_-_517343.jpg

Pennsylvania_Railroad_Connecting_Bridge_(cropped).jpg

Hayakawa bridge and Sugiyama tunnel after Earthquake.jpg

Paw_Paw_Tunnel_North_portal_approach.tif

Paw_Paw_Tunnel_North_(downstream)_Portal_from_HABS.tif

Paw_Paw_Tunnel_South_Portal_(upstream)_From_HABS.tif

Establishment of Shimonoseki construction office.jpg

Queensland State Archives 5013 Railway Station Townsville 1952.png

Rear_Admiral_Joel_T._Boone_examines_arm_of_John_Ketchum,_drilling_contractor,_as_Dr._W._S._Gibson,_company_doctor..._-_NARA_-_540320.tif

Harry_Fain,_coal_loader_assembles_auger_which_he_will_use_in_drilling_at_the_face._Inland_Steel_Company,_Wheelwright..._-_NARA_-_541459.tif

Rear_Admiral_Joel_T._Boone_examines_arm_of_John_Ketchum,_drilling_contractor,_as_Dr._W._S._Gibson,_company_doctor..._-_NARA_-_540320.jpg

Harry_Fain,_coal_loader_assembles_auger_which_he_will_use_in_drilling_at_the_face._Inland_Steel_Company,_Wheelwright..._-_NARA_-_541459.jpg

Komorie wharf movable bridge for train ferry.jpg

Queensland State Archives 4268 Unloading garrat locomotive Pinkenba 1950.png

Queensland State Archives 4269 Unloading garrat locomotive Pinkenba 1950.png

Queensland State Archives 5151 Charters Towers from Railway Station c 1897.png

Maryland_avenue_corridor_10th_street_overpass.tif

Queensland State Archives 4270 Mr Rasey and Mr Whyte MsLA in front of a garatt locomotive 1950.png

Paw_Paw_Tunnel_on_Chesapeake_and_Ohio_Canal_from_HABS.tif

Locks_63andthird_64andtwothirds_66_Paw_Paw_Tunnel_Drawing_from_HABS.png

Queensland State Archives 2203 Train on Indooroopilly Railway Bridge Brisbane 1 October 1896.png

Queensland State Archives 2210 Railway Bridge and twomasted ship at Bundaberg c 1896.png

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