Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过对巷顶板离层时间及规律进行分析,采用马丽散对顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚杆对软岩巷支护的适应性及其合理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实例,介绍了大半径竖曲巷放样设计的计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷支护中测力锚杆的力,指出测力锚杆实际应用中主要承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针对金属前探支护在架棚及锚网支护巷中的安全作用进行了全面分析,提出了改进方案和存在问题,确保了金属前探支护的安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷风量维持较高数值时仍具有随时逆转的可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计算出开巷初期巷周边应力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地应力破碎软岩巷,由于赋存条件的复杂性和影响因素的多变性,使得该类巷的开挖与支护极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀性软岩巷存在的难题，出了针对性的巷控制方案，并在实践中得到了验证，有效地控制了红庙煤矿膨胀性软岩巷的变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过对巷道顶板离层时间及规律进行分析,采用马丽散对顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚杆对软岩巷道支护的适应性及其合理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工,介绍了大半径竖曲线巷道腰线放样设计的计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷道支护测力锚杆的力学模型,指出测力锚杆际应用承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针对金属前探支护在架棚及锚网支护巷道的安全作用进行了全面分析,提出了改进方案和存在问题,确保了金属前探支护的安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量维持较高数值时仍具有随时逆转的可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计算出开巷初期巷道周边应力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地应力破碎软岩巷道,由于赋存条件的复杂性和影响因素的多变性,使得该类巷道的开挖与支护极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀性软岩巷道存在的难题，出了针对性的巷道控制方案，并在践得到了验证，有效地控制了红庙煤矿膨胀性软岩巷道的变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过对巷道顶板离层时间及规律进行分析,采用对顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚杆对软岩巷道适应性及其合理结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实例,介绍了大半径竖曲线巷道腰线放样设计计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷道中测力锚杆力学模型,指出测力锚杆实际应用中主要承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针对金属前探在架棚及锚网巷道中安全作用进行了全面分析,提出了改进方案和存在问题,确保了金属前探安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量维持较高数值时仍具有随时逆转可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计算出开巷初期巷道周边应力分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地应力破碎软岩巷道,由于赋存条件复杂性和影响因素多变性,使得该类巷道开挖与极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀性软岩巷道存在难题，出了针对性巷道控制方案，并在实践中得到了验证，有效地控制了红庙煤矿膨胀性软岩巷道变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过对巷道顶板离层时间及规律进行分析,采用马丽散对顶板离层超范围区进行加固,取得果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析可拉伸锚杆对软岩巷道支护的适应性及其合理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实例,介绍大半径竖曲线巷道腰线放样设计的计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

巷道支护中测力锚杆的力学模型,指测力锚杆实际应用中主要承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针对金属前探支护在架棚及锚网支护巷道中的安全作用进行全面分析,提进方案和存在问题,确保金属前探支护的安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量维持较高数值时仍具有随时逆转的可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计算开巷初期巷道周边应力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地应力破碎软岩巷道,由于赋存条件的复杂性和影响因素的多变性,使得该类巷道的开挖与支护极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀性软岩巷道存在的难题，针对性的巷道控制方案，并在实践中得到验证，有地控制红庙煤矿膨胀性软岩巷道的变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过对巷道顶板离层时间及规律进行分析,采用马丽散对顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚杆对软岩巷道性及其合理结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实例,介绍了大半径竖曲线巷道腰线放样设计计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷道中测力锚杆力学模型,指出测力锚杆实际用中主要承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针对金属前在架棚及锚网巷道中安全作用进行了全面分析,提出了改进方案和存在问题,确保了金属前安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量维持较高数值时仍具有随时逆转可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计算出开巷初期巷道周边力分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地力破碎软岩巷道,由于赋存条件复杂性和影响因素多变性,使得该类巷道开挖与极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀性软岩巷道存在难题，出了针对性巷道控制方案，并在实践中得到了验证，有效地控制了红庙煤矿膨胀性软岩巷道变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过对巷道顶板离层时间及规律进行分析,采用马丽散对顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚杆对软岩巷道支护的适应性及其合理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实例,介绍了大半径竖曲线巷道腰线放样设计的计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷道支护中测力锚杆的力学模型,指出测力锚杆实际应用中主要承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针对金属前探支护在架棚及锚网支护巷道中的安全作用进行了全面分析,提出了改进方案和存在问题,确保了金属前探支护的安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量高数值时仍具有随时逆转的可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2元与边界罚单元（弹簧元）耦合分析，可计算出开巷初期巷道周边应力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地应力破碎软岩巷道,由于赋存条件的复杂性和影响因素的多变性,使得该类巷道的开挖与支护极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀性软岩巷道存在的难题，出了针对性的巷道控制方案，并在实践中得到了验证，有效地控制了红庙煤矿膨胀性软岩巷道的变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过对顶板离层时间及规律进行分析,采用马丽散对顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚杆对软岩支护的适应性及其合理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实例,介绍了大半径竖曲线腰线放样设计的计算步骤法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

支护中测力锚杆的力学模型,指测力锚杆实际应用中主要承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针对金属前探支护在架棚及锚网支护中的安全作用进行了全面分析,提了改进案存在问题,确保了金属前探支护的安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，风量维持较高数值时仍具有随时逆转的可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计算开初期周边应力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地应力破碎软岩,由于赋存条件的复杂性影响因素的多变性,使得该类的开挖与支护极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀性软岩存在的难题，了针对性的控制案，并在实践中得到了验证，有效地控制了红庙煤矿膨胀性软岩的变形破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过对巷道顶板离层时间及规律进行分析,采用马丽散对顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚杆对软岩巷道的适应性及其合理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结合工程实例,介绍了大半径竖曲线巷道腰线放样设计的计和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷道测力锚杆的力学模型,指出测力锚杆实际应用主要承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针对金属前探在架棚及锚网巷道的安全作用进行了全面分析,提出了改进方案和存在问题,确保了金属前探的安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量维持较高数值时仍具有随时逆转的可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦合分析，可计出开巷初期巷道周边应力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地应力破碎软岩巷道,由于赋存条件的复杂性和影响因素的多变性,使得该类巷道的开挖与极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针对红庙煤矿膨胀性软岩巷道存在的难题，出了针对性的巷道控制方案，并在实践得到了验证，有效地控制了红庙煤矿膨胀性软岩巷道的变形和破坏。

Through Analysis on roadway roof separation time and law,Adoption malison reinforcing roadway roof separation Exceed the range area,Make the obvious result.

通过巷道顶板离层时间规律进行分析,采用马丽散顶板离层超范围区进行加固,取得明显效果。

Accoording to the result on observation of rock pressure,adaptability of telescopiform bolt in soft rock road and reasonable structural parameter are analysed.

根据矿压观测结果分析了可拉伸锚杆软岩巷道支护的适应性理的结构参数。

With project instance, this paper introduced the calculation procedure and method about lofting and designing the tunnel stringcourse with sweeping matrix vertical curve.

结工程实例,介绍了大半径竖曲线巷道腰线放样设计的计算步骤和方法。

A mechanics model of dynamometry bolt was given and it was shown that dynamometry bolt mainly bear tension and torque in real application.

出巷道支护中测力锚杆的力学模型,指出测力锚杆实际应用中主要承受拉力、扭矩作用。

Safety effective of metal forepole support was analyzed in beam and bolting with wire mesh,problem and improvement was given safety effective was ensured.

针前探支护在架棚锚网支护巷道中的安全作用进行了全面分析,提出了改进方案和存在问题,确保了前探支护的安全作用。

The results obtained show that airflow reversal of declensional ventilation is catastrophic and the reversal may occur even in higher quantity of ventilation airflow.

下行风流逆转在跨越临界点时具有突跳特征，巷道风量维持较高数值时仍具有随时逆转的可能性。

In the analysis a 2 dimension element is combined with the boundary punition element(spring element) to calculate stress distribution at the periphery of a tunnel.

通过2维元与边界罚单元（弹簧元）耦分析，可计算出开巷初期巷道周边应力的分布。

Due to the complexity of occurrence condition and the polytropy of influencing factors,the excavation and supporting in soft failure roadway under high ground stress become very difficult.

高地应力破碎软岩巷道,由于赋存条件的复杂性和影响因素的多变性,使得该类巷道的开挖与支护极为困难。

Aiming at difficulties in supporting dilatable soft rock roadway, control method was put forward to control effectively deformation and failure of dilatable soft rock roadway in Hongmiao Colliery.

针红庙煤矿膨胀性软岩巷道存在的难题，出了针性的巷道控制方案，并在实践中得到了验证，有效地控制了红庙煤矿膨胀性软岩巷道的变形和破坏。