Shafts for optical fibres in reinforced concrete, models:
– 1250 x 800
– 900 x 700
– 2200 x 1700
Shafts in pig-iron for private connections of optical fibres, model:
– TI module 480 x 480
Brochure
ITEM OF CONTRACT SPECIFICATIONS
SHAFT FOR TELECOMMUNICATIONS AND OPTICAL FIBRES IN VIBRATED CEMENT REINFORCED WITH METAL MICROFIBRES WITH INTERNAL SIZE F mm …….. … (90×70 o125x80) COMPLETE WITH MARKS AT HALF THICKNESS FOR THE PASSAGE OF PIPES. THE SHAFT WILL CONSIST OF A PREFABRICATED BASE H.mm ……………. (360 or 530) AND RAISED EXTGENSIONS H. 400 – 200 – 100 mm REDUCED IN THE END PART BY A ROAD BASE WITH A HOLE MEASURING mm ……………….. (600×600 or 1200×600). THE CONNECTION BETWEEN THE VARIOUS ELEMENTS, IN THE LAYING OF THE SHAFT, WILL BE UNDERTAKEN WITH 2 cm. OF BASE MORTAR.
