Directions for enhancing effectiveness of preparatory workings with special regard to independent rock bolt support

JUNE 30, 2017. 

LOCALIZATION: Budryk Mine – training hall
TITLE: Directions for enhancing effectiveness of preparatory workings with special regard to independent rock bolt support. Stability of longwall and gateroad excavations as a key to effective hard coal mining in Poland.  

Coordinator from Budryk Mine: J.Rutkowski (jrutkowski@remove-this.Budryk.jsw.pl, +48 32 769 8510)

SESSION STARTS AT 10:00 AM
Presentations (time of each presentation 15 minutes)


Session chairman:
Prof. dr. hab. inż. Stanisław Prusek, Central Mining Instiute (GIG)

10:00 10:15 Dr inż. Adam Mirek, Zbigniew Rawicki, Tomasz Szostek (WUG) Current state of legal requirements related to the application of a rock bolt support in Polish coal mines
10:15 10:30 Dr inż. Adam Mirek, Zbigniew Rawicki, Jerzy Migdał (WUG)  Independent rock bolt support and occupational safety in mines – case studies of „Anna” Mine and „Staszic” Mine
10:30 10:40 Dr inż. Andrzej Staniek, dr inż. Stanisław Rajwa (GIG) Identification of rock bolts application discontinuities as a method for enhancing effective control of occupational safety in underground headings
10:40 10:55 Adrian Carley (Komatsu JOY) Joy brand equipment for Development and Room & Pillar Systems
10:55 11:05 Dr inż. Wojciech Masny (GIG) Application of rock bolts in conditions of dynamic load.
11:05 11:15 Dr inż. Łukasz Szot (GIG) Modern trends in designing accessory for underground headings support.
11:15 11:25 Dr hab. inż. Zbigniew Rak (AGH) Independent rock bolt support – chances of returning to Polish coal mines
11:25 11:35 Dr hab. inż. Piotr Małkowski (AGH) History, current state and perspectives of application of independent rock bolt support in Polish coal mines
11:35 11:45 Dr hab. inż. Stanisław Duży (PŚl.) Influence of rock mass properties variability on the effectiveness of rock bolting
11:45 11:55 W. Piecha, M. Skuza, A. Ciołek-Żelechowski (PGG KWK Staszic) Driving of roadways in combined prop-rock bolt support in Murcki-Staszic Mine – POLSKA GRUPA GORNICZA KWK Staszic
11:55 12:05 A. Robakowski+Zespół (PGG KWK ROW Experiences of ROW Mine in using independent rock bolt support - POLSKA GRUPA GORNICZA KWK ROW
12:05 12:25   Coffie break
12:25 12:35 Dr inż. Sylwester Rajwa, prof. dr hab. inż. Stanisław Prusek (GIG), J. Szuścik, R. Gąska (PGG KWK Mysłowice-Wesoła) Reasons for the losses of longwall stability.
12:35 12:45 Karol Bartodziej (FAMUR) Monitoring of the hydraulic legs pressure in longwall support as an utility for enhancing longwall roof stability and crews safety.
12:45 13:00 Dr inż. Andrzej Walentek (GIG) Utilization of gateroads convergence forecast in optimization of support and reinforcement method selection.
13:00 13:10 Dr inż. Marek Rotkegel (GIG) Special-purpose support designed in GIG – previous solutions and perspectives.
13:10 13:20 Rajmund Horst, Adam Rozmus, Krzysztof Krasucki (KWK Piast-Ziemowit)   Liquidation of roof falls results in longwalls driven in conditions of geological disturbances and solutions for enhancing stability of underground headings in Piast-Ziemowit Mine
13:20 13:30 Prof. dr hab. inż. Stanisław Prusek, mgr inż. Aleksander Wrana, dr inż. Zbigniew Lubosik (GIG) Selected research works related to enhancing mining excavations stability realized as international projects with GIG contribution
13:30 13:40 Prof. dr hab. inż. Stanisław Prusek, mgr inż. Aleksander Wrana, dr inż. Andrzej Walentek, dr inż. Zbigniew Lubosik (GIG) Support management system for gateroads located on great depths
13:40 13:50 J. Szuścik, R. Gąska (PGG KWK Mysłowice-Wesoła) Application of rock bolt support in the 415 exploratory decline, seam 416 in PGG sp. z o.o., Mysłowice – Wesoła Mine as a part of gateroad support sustained behind the longwall advance - POLSKA GRUPA GORNICZA MYSŁOWICE-WESOŁA MINE
13:50 14:00 Dr hab. inż. Stanisław Duży (PŚl.) Underground headings stability loss risk assessment.
14:00 14:10 Dr inż. Robert Siata (GIG) Detailed recognition of geological formation of coal seams using seismic method.
14:10 15:00   Lunch