5. Maintenance and cleaning of construction site

Prior to erection works, appropriate arrangement shall be done by the Contractor to ensure that materials, structures and equipment would not be damaged and would not interfere with the works process.

The Contractor, at its own expense, shall provide cleaning of the construction site and waste transportation.

6. Organization and quality assurance of civil and erection works

All works at the construction site shall be carried out in such a way so as not to impede the actions of any other contractor performing work at the site under another contract with the Employer, or operation of existing facilities.

Before commissioning, the Contractor shall notify the Employer in writing on readiness of the facilities for final inspection.

Upon completion of civil and erection works, the Contractor shall remove all temporary servicing facilities that were installed during construction: temporary protection structures, temporary anchors, temporary grounding, temporary fences etc., and carry out a detailed inspection of the completed facility.

The Contractor shall put in order the areas, which were temporarily used during construction.

7. Safety and labour protection requirements

All civil, erection, installation and commissioning works shall be performed in accordance with the current Ukrainian labour safety legislation, Regulations of Electrical Installation (PUE), standards, norms of the technological design, as well as in compliance with the requirements of DBNА.3.2-2-2009 «Labor safety and Industrial safety in the construction».

The Contractor shall follow all safety requirements and f ire safety regulations during construction, transportation, storage at the Employer's warehouses, assembly, installation, performance of acceptance tests, commissioning and trial performance of completed facilities. The Contractor bear sall responsibility for safety of involved staff during works performance at the site.

The Contractor shall develop and implement the Safety Plan and Emergency Response Routine that should meet the requirements of Ukrainian legislation, and provide availability of qualified personnel to perform activities on personnel/labour safety.

The Contractor shall record all failures, accidents, violation of rules and safety norms, and inform the Employer about all incidents and provide their detailed description and steps taken. The Contractor shall inform the Employer within 24 hours about any fatal accident.

The Contractor shall provide all personnel workers at the site with necessary means of individual and collective protection for safe works implementation.

The Contractor shall provide, install and maintain all necessary guards/fences, warning signs and restrictive signs.

The Contractor shall install and maintain guards/fences around all open ditches, around areas of storage of materials and structures and in other places where it is required. The Contractor bears responsibility for installation of temporary fences and warning posters.

Blocked roads shall be protected, warning signs and diversion signs shall be installed.

At the existing fences, the Contractor shall install gates for the time of construction. After completion of works, the fences shall be restored to their original form.

The Contractor shall provide grounding and take other protective measures to provide safety of people, animals and structures.

The Contractor shall install the required amount of lighting equipment to ensure adequate lighting in all areas where it is necessary for safety reasons.

The Contractor shall inform the Employer in writing about all damages caused during the work simplementation.

When transporting the SF₆ gas cylinders, everybody should comply with the requirements to transportation of pressurized containers. Storage of such containers shall meet the same storage rules as for the compressed-air cylinders:

• avoid any heat sources, store in cool, dry and well-ventilated room;

• when working, the pressure release valves shall be mandatory installed.