[1] [1] BAGHERZADEH R, SADEGHI A H, LATIFI M. Utilizing polypropylene fibers to improve physical and mechanical properties of concrete［J］. Textile Research Journal, 2012, 82(1): 88-96.

[2] [2] KARAHAN O, ATI? C D. The durability properties of polypropylene fiber reinforced fly ash concrete［J］. Materials & Design, 2011, 32(2): 1044-1049.

[3] [3] LIU B, ZHANG X T, YIN R J, et al. Summary of research on polypropylene fiber concrete［J］. Sichuan Cement, 2021(1): 5-6 (in Chinese).

[4] [4] LIU X X, DU H X. Effect of polypropylene fiber on the performance of concrete after high temperature［J］. Fire Science and Technology, 2020, 39(2): 173-176 (in Chinese).

[5] [5] LI X Y, ZHANG S L, ZHAO J, et al. Research on the mechanical properties of modified polypropylene fiber reinforced concrete［C］//Technical Progress and Engineering Application of Fiber Reinforced Concrete—Proceedings of the 11th National Academic Conference on Fiber Reinforced Concrete. Dalian, 2006: 179-182 (in Chinese).

[6] [6] LI X Y. Study on properties of modified polypropylene fiber concrete［D］.Harbin: Harbin Institute of Technology, 2003 (in Chinese).

[7] [7] SHAO X R, WANG B S. Experiment on the flexural properties of simply supported polypropylene fibers reinforced concrete beams［J］. Journal of Henan University (Natural Science), 2008, 38(3): 327-330 (in Chinese).

[8] [8] BANTHIA N, GUPTA R. Influence of polypropylene fiber geometry on plastic shrinkage cracking in concrete［J］. Cement and Concrete Research, 2006, 36(7): 1263-1267.

[9] [9] NAJM H, BALAGURU P. Effect of large-diameter polymeric fibers on shrinkage cracking of cement composites［J］. ACI Materials Journal, 2002, 99(4): 345-351.

[10] [10] GUI X J. Application of polypropylene fiber concrete in water conservancy project［J］. Agriculture of Jilin, 2018(14): 69 (in Chinese).

[11] [11] DING Y N, WANG Q, LIN Y D. Effect of fibers on permeability and crack relaxation of cracked concrete［J］. Acta Materiae Compositae Sinica, 2017, 34(8): 1853-1861 (in Chinese).

[12] [12] XU Z Y, YU S, FU Q, et al. Experimental study and numerical simulation of fiber reinforced concrete for shotcrete in subway［J］. Chinese Journal of Underground Space and Engineering, 2020, 16(supplement 2): 554-563 (in Chinese).

[13] [13] XU L H, HUANG B, LI B, et al. Study on the stress-strain relation of polypropylene fiber reinforced concrete under cyclic compression［J］. China Civil Engineering Journal, 2019, 52(4): 1-12 (in Chinese).

[14] [14] ZHANG J F, LUO P, ZHOU S H. Influence of fiber on early plastic cracking of concrete［J］. Concrete, 2010(7): 76-78 (in Chinese).

[15] [15] REN X W. Effects of fibers on mechanical properties and permeability of cracked concrete［D］.Dalian: Dalian University of Technology, 2016 (in Chinese).

[16] [16] DING Y N, REN X W, LI D. Investigation of the fiber effect on the permeability of cracked concrete［J］. Journal of Hydraulic Engineering, 2017, 48(1): 13-20 (in Chinese).

[17] [17] Ministry of Housing and Urban Rural Development of the People’s Republic of China. Standard for testing the performance of ordinary concrete mixtures: GB/T 50080—2016［S］. Beijing: China Construction Industry Press, 2017 (in Chinese).

[18] [18] Ministry of Construction of the People’s Republic of China, General Administration of Quality Supervision, Inspection and Quarantine of the People’s Republic of China. Standard for test methods for mechanical properties of ordinary concrete: GB/T 50081—2002［S］. Beijing: China Construction Industry Press, 2003 (in Chinese).

[19] [19] GHASEMI M, GHASEMI M R, MOUSAVI S R. Investigating the effects of maximum aggregate size on self-compacting steel fiber reinforced concrete fracture parameters［J］. Construction and Building Materials, 2018, 162(20): 674-682.

[20] [20] CHENG A P, SHU P F, ZHANG Y S, et al. Acoustic emission characteristics and damage constitution of backfill-surrounding rock combination［J］. Journal of Mining & Safety Engineering, 2020, 37(6): 1238-1245 (in Chinese).