Site Stair Tower

Access adaptability for any need

Auxiliary element that facilitates safe access and movement for workers on site. The Alsina access ladder, with 1.57 x 2.57 m base, has various sections allowing access to even and uneven height ranges, braced to structural elements.


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  • Multidirectional connection technique (8 connections in an angle) allowing quick and easy assembly.
  • Light components easy to store on site.
  • Highly resistant and durable materials (steel and aluminium).

Components and accessories

  • Platforms of different sizes, plus security elements.

Frequent uses

  • High height and complex geometry accesses.


Amador Convention Center
Amador Convention Center

Alsina’s Formwork delegation in Panama collaborated in the construction of the Amador Convention Center, in Panama City.

Subway Line 2
Subway Line 2

Subway Line 2 in Panama City is 21 km long and it covers the east – west route of the city.

Santolea Dam
Santolea Dam

The final height of the tail dam is 50 m, and its length along the crown is approximately 190 m.

Bello Wastewater Treatment Plant
Bello Wastewater Treatment Plant

It is the second of its kind in the metropolitan area of the city of Medellín.

need help? call us!

+34 935 753 000

Pol. Ind. Pla d’en Coll
Camí de la Font Freda, 1
08110 Montcada i Reixac (Barcelona)


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