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析,采马丽散对顶板离层超范围区加固,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中主要承受拉力、扭矩作。

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了全面析,提出了改方案和存在问题,确保了金属前探支护的安全作。

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

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）耦合析，可计算出开巷初期巷道周边应力的布。

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.

出巷道支护中测的学模型,指出测实际应用中主要承受拉、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.

通过对巷道顶板离时间及规律进行分析,采用马丽散对顶板离围区进行加固,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.

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全面分析,提出改进方案和存在问题,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，出针对性的巷道控制方案，并在实践中得到验证，有效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.

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作用进行分析,提出改进方案和存在问题,确保金属前探支护的安作用。

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.

针对红庙煤膨胀性软岩巷道存在的难题，出针对性的巷道控制方案，并在实践中得到验证，有效地控制红庙煤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对软岩巷道支护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.

出巷道支护中测锚学模型,指出测锚实际应用中主要承受拉、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.

通过对巷道顶板离及规律进行分析,采用马丽散对顶板离超范围区进行加固,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.

下行风流逆越临界点具有突跳特征，巷道风量维持较高数值仍具有随逆的可能性。

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的难题，出了针对性的巷道控制方案，并实践中得到了验证，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杆对软支护的适应性其合理的结构参数。

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.

出支护中测力杆的力学模型,指出测力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网支护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，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,由于赋存条件的复杂性和影响因素的多变性,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存在的难题，出了针对性的控制方案，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.

通过对巷道层时间及规律进行分析,采用马丽散对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.

通过对巷道顶板离层时间及规律进行分,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拉伸锚杆对软岩巷道支护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.

出巷道支护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.

针对金属前探支护在架棚及锚网支护巷道中作用进行面分,提出改进方案和存在问题,确保金属前探支护作用。

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，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难题，出针对性巷道控制方案，并在实践中得到验证，有效地控制红庙煤矿膨胀性软岩巷道变形和破坏。