English Translation

-12 - IV. Preparatory work. When the Government of the former Czecho-Slovak Republic approved in November l938 the request for the construction of the Prague-Brown-S Slovakian motorway, the Directorate General immediately issued instructions for the preparation of the general draft, which essentially contained the following technical conditions: l. Driving speed max. l20 km/h. 2. Four-lane road, two lanes, 3rd crossings not other comunications only at the level, 4th direction on the right, 5th greatest laziness of the motorway 6%, in mountainous terrain not more than 8%, 6th the smallest radius of the directional bends in flat terrain 600 m, in mountain terrain 400 m, 7th one-sided sloping arches like the half-knife up to e Bn 8. Roundings of the fractures in the longitudinal slope of the roadway at the tip of the half-knife of 50o0 m. at the tubs half-cnife from 3o00 m, in mountainous terrain exceptionally up to looo m, 9. Width in the cross-section of the crown 2l m (Fig. 2 ), In addition, it was ordered to ensure that the motorway was brought as far as possible into line with the surrounding area in order not to destroy its beauties.