29 The Regulatory Board must, wherever possible, when issuing permission in accordance with this Article ensure that telecommunications cables installed under, over, alongside or across public roadways and public land are in conduits suitable for the purpose. Providers of telecommunications networks must: 1° install infrastructure and terminal equipment with proper regard to safety and in accordance with international telecommunications standards; 2° avoid interfering with or obstructing any means of entering or leaving any land unless by prior agreement with the landowner; 3° do as little damage as possible to the land of another party. After completion of the work, the telecommunications operator must ensure that the property on which he/she has been working is as far as possible restored to its original state and all rubbish and excess spoil is removed. If the telecommunications network provider fails after completion of the work to comply with the provisions of paragraph (6) of this Article, the landowner may carry out any required work at the expense of the network provider. Article 49 If, when installing telecommunications infrastructure or terminal equipment, any telecommunications network provider (or anyone employed or contracted by him/her) damages or destroys any telecommunications infrastructure or terminal equipment belonging to another network provider or any cables, pipes, conduits, poles, ducts, masts, aerials or transmitters, belonging to broadcasting companies or other utility companies must pay compensation to the affected company. Compensation is comprised of: 1° repair costs and the temporary or permanent costs of diversion or re-siting of any of the telecommunications infrastructures facilities mentioned in paragraph (1) of this Article; 2° compensation for loss of business caused by such damage or destruction if any such loss can be proved; 3° compensation for any person killed or injured due to such damage or destruction according to the law in force. Article 50 Any landowner proposing to carry out any works on land which may result in the need for temporary or permanent alteration to, or relocation of, any infrastructure or terminal equipment, must give written notice to the relevant telecommunications network provider. The written notice specifies the nature of the works and the alteration or likely alteration involved.