Rail & Tunnel

Rail Measurement Solutions

Specialized Rail Products from Goecke Schwelm

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Rail & Tunnel Measurement Systems

Precision Total Stations for Alignment, Control & Monitoring

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Industry

Surveying, Alignment & Monitoring Equipment for Rail & Tunnel Projects

High-precision instruments, optical tooling, targets, prisms, mounts, and fixed-point hardware for rail alignment, tunnel control, convergence monitoring, and long-term measurement workflows. Kara helps configure complete systems for demanding rail and underground applications.

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Rail & Tunnel
All Rail & Tunnel

Rail & Tunnel Equipment and Supplies

Rail and tunnel equipment and supplies for precise alignment, monitoring, and layout. Designed for demanding infrastructure and underground projects.

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Goecke Schwelm 14-TK Tunnel Bracket - 400mm / 500mm / 600mm / 800mm
Goecke Schwelm

Goecke Schwelm 14-TK Tunnel Bracket - 400mm / 500mm / 600mm

From $191.85
From $191.85
Leica TS20 Robotic Kit with Pole, tribrach and accessories

Leica TS20 Robotic Kit

The Leica TS20 5″ R1600 Total Station Kit is built for survey professionals who demand the highest level of precision, productivity, and reliability on every job.

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Leica TS20 I 5″ R1600 Robotic Promo Kit
Kara’s Choice
Leica Geosystems

Leica TS20 I 5″ R1600 Robotic Promo Kit

$40,950.00
$40,950.00
$49,910.00

Recommended Equipment

Monitoring Targets

Monitoring Prisms & Targets

Monitoring prisms and targets for precise deformation and...

Adhesive Targets

Adhesive Targets

Adhesive targets for quick, secure placement in surveying...

Monitoring Tools

Monitoring Tools

Monitoring Mounts

Monitoring Mounts

Monitoring mounts for stable, long-term survey control and...

Data Collectors

Data Collectors

Reliable and rugged, data collectors are the backbone...

Total Stations

Total Stations

Total Station Solutions for all Engineering, Construction and...

Tribrachs, Carriers and Adapters

Tribrachs, Carriers and Adapters

Tribrachs, carriers, and adapters for precise instrument leveling...

360 Prisms

360 Prisms

360° prisms for accurate, all-angle tracking with robotic...

GNSS / GPS

GNSS / GPS

Shop GNSS and GPS equipment for high-accuracy positioning,...

Featured Products

Convergence Bolt (250MM) With 3/8th Male Thread & Cap
Goecke Schwelm

Convergence Bolt (250MM) With 3/8th Male Thread & Cap

$22.50
$22.50
Convergence Bolt (250MM) With Leica (12MM) Plug Pin
Goecke Schwelm

Convergence Bolt (250MM) With Leica (12MM) Plug Pin Mount

$22.50
$22.50
Goecke Schwelm Brass Adapter - 8mm / M8 to Leica Plug
Goecke Schwelm

Goecke Schwelm Brass Adapter - 8mm / M8 to Leica Plug

$12.75
$12.75
Goecke Schwelm Convergence Bolt (12mm Leica Plug Adapter & Steel Protection Ring)
Goecke Schwelm

Goecke Schwelm Convergence Bolt (12mm Leica Plug Adapter & Steel Protection Ring)

$24.06
$24.06
Goecke Schwelm 60mm Tilting Target with Reflective Crosshair
Goecke Schwelm

Goecke Schwelm 60mm Tilting Target with Reflective Crosshair

$37.00
$37.00
Goecke Schwelm 38mm diameter Mini Prism Tilting Target
Goecke Schwelm

Goecke Schwelm 38mm diameter Mini Prism Tilting Target

$200.30
$200.30
Goecke Schwelm 14-TK Tunnel Bracket - 400mm / 500mm / 600mm / 800mm
Goecke Schwelm

Goecke Schwelm 14-TK Tunnel Bracket - 400mm / 500mm / 600mm

From $191.85
From $191.85
Goecke Schwelm 12/30mm Special Step Twist Drill Bit
Goecke Schwelm

Goecke Schwelm 12/30mm Special Step Twist Drill Bit

$91.66
$91.66
Goecke Mounting Flange Base Plate W/ Leica Plug Adapter (46-MF-L)
Goecke Schwelm

Goecke Mounting Flange Base Plate W/ Leica Plug Adapter (46-MF-L)

$6.30
$6.30
Goecke Magnetic Track Measuring Angle w/ Leica Top (103-GW-L)
Goecke Schwelm

Goecke Magnetic Track Measuring Angle with Leica Top (103-GW-L)

$244.00
$244.00
GOECKE MAGNETIC TRACK MEASURING ANGLE W/ 5/8" Threaded Top (103-GW-58)
Goecke Schwelm

GOECKE MAGNETIC TRACK MEASURING ANGLE W/ 5/8" Threaded Top (103-GW-58)

$285.19
$285.19
Goecke 25MM Leica Plug Style Prism
Goecke Schwelm

Goecke 25MM Leica Plug Style Prism

$154.00
$154.00
Leica GMP104 Mini Prism with L bar
Leica Geosystems

Leica GMP104 Mini Prism with L bar

$190.00
$190.00
Leica GPR112 Monitoring / Mining Prism
Leica Geosystems

Leica GPR112 Monitoring / Mining Prism

$165.00
$165.00
Leica MPR122 360 Reflector Pro Prism w/ 5/8" Thread
Leica Geosystems

Leica MPR122 360 Reflector Pro Prism w/ 5/8" Thread

$2,150.00
$2,150.00
Reflective Sticky Targets 40x40 MM-20 pack
Kara Company, Inc.

Reflective Sticky Targets 40x40 MM-20 pack

$49.00
$49.00
Rothbucher Mini Prism RSMP395M - 100mm tilting axis height
Rothbucher

Rothbucher Mini Prism RSMP395M - 100mm tilting axis height

$145.20
$145.20
Rothbucher RSFP-X98-2 Foldable Floor stand with centering point
Rothbucher

Rothbucher RSFP-X98-2 Foldable Floor stand with centering point

$385.00
$385.00
Rothbucher RSMP495M Mini Prism 220° Tilting Axis Height 100mm
Rothbucher

Rothbucher RSMP495M Mini Prism 220° Tilting Axis Height 100mm

$659.00
$659.00
Rothbucher Systems Mini Prisms with tilt function RSMP380C/S
Rothbucher

Rothbucher Systems Mini Prisms with tilt function RSMP380C/S

From $103.40
From $103.40
Rothbucher Systems Construction Laser Wall Targets
Rothbucher

Rothbucher Systems Datum Marker RS20/RS21- Pack of 10

From $23.00
From $23.00
Rothbucher Systems RS183 30mm Reflective Target with 180 degree swivel rotation
Rothbucher

Rothbucher Systems RS183 30mm Reflective Target with 180 degree swivel rotation

From $31.46
From $31.46
SitePro Reflective Retro Target (10 Pack)
SitePro

SitePro Reflective Retro Target (10 Pack)

From $16.80
From $16.80
RSMP290 Mini Prism 17.5 mm - Swiveling 360 Degree
Rothbucher

RSMP290 Mini Prism 17.5 mm - Swiveling 360 Degree

$136.40
$136.40
RSMP290M Mini-prism with 360° Rotation
Rothbucher

RSMP290M Mini-prism with 360° Rotation

$142.00
$142.00
SECO 12.5 mm Street-Mountable Building Monitoring Prism System
SECO

SECO 12.5 mm Street-Mountable Building Monitoring Prism System

$245.33
$245.33
Leica TS20 I 5″ R1600 Robotic Promo Kit
Kara’s Choice
Leica Geosystems

Leica TS20 I 5″ R1600 Robotic Promo Kit

$40,950.00
$40,950.00
$49,910.00
Leica TS20 Robotic Total Station
Kara’s Choice
Leica Geosystems

Leica TS20 Robotic Total Station

From $32,200.00
From $32,200.00
Leica Viva TS16 Self-Learning Robotic Total Station
Leica Geosystems

Leica Viva TS16 Self-Learning Robotic Total Station

Leica GEB223 Lithium Ion Battery
Leica Geosystems

Leica GEB222 Lithium Ion Battery

$365.00
$365.00
Leica Captivate CS20 Field Controller LTE
Leica Geosystems

Leica Captivate CS20 Field Controller LTE

From $5,150.00
From $5,150.00
Leica GDZ71 Pen with tether clip interface for CS20 field controller and TS16/MS60/TS60
Leica Geosystems

Leica GDZ71 Pen with tether clip interface for CS20 field controller and TS16/MS60/TS60

$20.00
$20.00
Leica GHT66 Holder for CS20 Controller
Leica Geosystems

Leica GHT66 Holder for CS20 Controller

$140.00
$140.00

Buying Guidance

Precision is Critical in Confined Environments

Rail and tunnel projects demand extremely high accuracy in tight, obstructed spaces. Robotic total stations are essential for layout, alignment, and monitoring where GNSS is limited or unavailable.

GNSS Has Limited Use Underground

GNSS performs well for surface rail corridors and open areas, but is not viable inside tunnels. A hybrid workflow—using GNSS for surface control and total stations underground—ensures consistent positioning throughout the project.

Match Equipment to Environment

Urban, wooded, and rural environments each present unique challenges. GNSS performs best in open sky conditions, while total stations excel in obstructed areas. Selecting the right tool for the environment ensures accuracy and efficiency.

Choose the Right Monitoring Method

Monitoring systems vary by application. Robotic total stations are ideal for high-precision deformation monitoring, while GNSS is better suited for large-scale movement over longer distances. Many projects benefit from a combined approach.

Rail & Tunnel Equipment FAQs

1

What equipment is used for rail and tunnel alignment?

Rail and tunnel alignment commonly uses total stations, optical tooling, targets, mirrors, and precision mounting accessories depending on the application and required accuracy.

2

What is optical tooling used for in rail or tunnel work?

Optical tooling is used in high-precision alignment applications where repeatability, line-of-sight accuracy, and controlled measurement setups are especially important.

3

What products are used for convergence monitoring?

Convergence monitoring setups often include monitoring prisms, fixed mounts, anchor points, and precision instruments capable of repeatable observations over time.

4

Do I need specialized targets or mounts for tunnel projects?

Many tunnel applications benefit from specialized targets, fixed points, anchor hardware, and adapters that are designed for stable installation and repeatable measurement.

5

Can Kara help build a complete rail or tunnel setup?

Yes. Kara can help specify instruments, optical tooling, targets, mounts, and accessories for alignment, control, and monitoring workflows.

Need Help Building a Rail or Tunnel Measurement Setup?

Talk to Kara about the right mix of instruments, optical tooling, targets, mounts, and accessories for your alignment or monitoring application.

Get Started

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