Decree No. 412 of the Cabinet of Ministers validating the Regulation on establishment of operational protective belts of navigation waterworks. Pays/Territoire Lettonie Type du document Règlement Date 2002 Source FAO, FAOLEX Sujet Mer, Eau Mot clé Navigation Ouvrages Aire géographique Europe, Europe et Asie Centrale, Pays de l'Union Européenne, Europe du Nord Résumé This Decree establishes the requirements for use and safety of operational protective belts of navigation technical waterworks, keeping, maintenance and control over the state of operational protective belts. It contains calculation formulae for the width of operational protective belts around marine lighthouses and other works. Texte intégral Russe Site web latvia.news-city.info