Expertise

• The KOMAG Institute of Mining Technology is nominated as Expert on issues related to an Operation of a mining plant in Group XI – powered roof supports and is possesses an authorization issued by the President of the State Mining Authority (Decision No. GPO.911.15.2016 dated 21^st December 2016) in the scope of issuing opinions on a possibility of using different types of powered roof supports in one longwall, taking into consideration both technical specifications of supports, as well as mining and geological conditions of a given longwall panel (440, Passage 8 of Minister’s of Economy Decree dated 28^th June 2002 on the matter of work safety and hygiene, conducting an operation and specialistic fire-fighting protection Official Gazette from 2002 No. 139, Item 1169 with later changes).
• KOMAG Institute of Mining Technology is nominated as Expert on matters related to an operation of a mining plant in:
  1. Group I – hoisting machines – a) mechanical part and b) electrical part – in the scope of:
     • a participation in repairs of carrying components of shaft hoists - 540, Passage 3 of Minister’s of Energy Decree dated 23^rd November 2016 on the matter of detailed requirements concerning an operation of underground mining plants (Official Gazette from 2017, Item 1118), later called “Decree”,
     • taking measurements using specialistic apparati in the framework of the shaft, shaft reinforcement, shaft equipment and components of the shaft hoist inspection - 600 Passage 3 of the Decree,
     • an inspection of a hoisting machine – Item 3.16.2.1. of Annex No. 4 to the Decree, at least once a year,
     • performing at least once every three years of non-destructive tests, used for an assessment of a technical condition of the main shaft and of the brake lever system – Item 3.16.2.6 of Annex No. 4 to the Decree,
     • tests of hoisting machines in shaft hoists of sinking and reinforcing of shafts after each their assembly in a new work place – Item 3.16.2.7 of Annex No. 4 to the Decree,
     • conducting a detailed analysis of calculations and of a brake operation – Item 3.16.3.15, Sub-section 1 of Annex No. 4 to the Decree,
     • an elaboration of opinions on brake settings – Item 3.16.3.16, Sub-section 2 of Annex No. 4 to the Decree,
     • efficiency tests of hoisting machine braking system performed at least once every twelve months using a recording measurement apparatus – Item 3.16.3.17, Sub-section 6 of Annex No. 4 to the Decree.
  2. Group VI – rope pulleys – in the scope of:
     • a participation in repairs of carrying components of shaft hoists - 540, Passage 3 of the Decree,
     • taking measurements using specialistic apparati within the framework of the shaft, shaft reinforcement, shaft equipment and components of the shaft hoist inspection - § 600, Passage 3 of the Decree,
     • conducting at least every three years an inspection of rope – guiding – indentation pulleys – Item 3.12.6.1. of Annex No. 4 to the Decree,
     • performing non-destructive tests axes of newly installed pulleys after three years of their exploitation and determining the dates of the following tests – Item 3.12.6.5. of Annex No. 4 to the Decree,

and it possesses an authorization issued by the President of the State Mining Authority (Decision No. GEM.911.18.2018 dated 24th July 2018).

Technical condition assessment of powered roof support unit

The KOMAG Institute of Mining Technology has participated in a realization of technical condition assessment of powered roof support units conducted according to Annex 4 to Minister’s of Energy Decree dated 23^rd November 2016 (Official Gazette 2017, Item 1118 – since 1^st July 2017 – earlier on the basis of Minister’s of Economy Decree dated 25^th June 2010, changing the decree on work safety and hygiene, conducting operation and specialistic fire-fighting in underground mining plants (Official Gazette 2010, No. 126, Item 855 changing the Official Gazette No. 139, Item 1169) in the matter of detailed requirements concerning an operation of underground mining plants, i.e. in:

• technical surveys,
• technical tests,

and it also conducts tests of indicated units in the accredited KOMAG Laboratory.

Expert opinions

The specialistic employed at the KOMAG Institute of Mining Technology, having a multi-year experience and a high level of technical knowledge elaborate opinions and technical expert opinions in the scope of the KOMAG activity such as:

• assessments connected, among others, with an assessment of machinery technical condition, possibilities of using determined machines and equipment, break-down reasons of technical objects,
• reports (assessments) on environmental impacts,
• acoustic analyses of industrial and public utilities,
• progammes of environmental protection and plans of waste management.