Results 41 to 50 of about 4,585,551 (151)

MEPDG Work Plan Task No. 5: Characterization of Unbound Materials (Soils/Aggregates) for Mechanistic-Empirical Pavement Design Guide, 2009 [PDF]

, 2009
The resilient modulus (MR) input parameters in the Mechanistic-Empirical Pavement Design Guide (MEPDG) program have a significant effect on the projected pavement performance.

core  

Study on the Effect of Non-Linear Ventilation Pipe Composite Measures on the Slope Permafrost Subgrade

, 2023
In the alpine mountain area, the stability of the steep-slope permafrost subgrade is mainly affected by the temperature variation in the frozen soil layer at the base of the road.
Zhilong Zhang, Ying Wu, Guang Liu, Zhe Cheng   +3 more
core   +1 more source

Critical stress evaluation of rigid pavement due to the presence of water in expansive soil subgrade [PDF]

, 2023
The use of various types of rigid pavement is widespread because of its superiority in resisting heavy load vehicles. However, traffic loading complexity and subgrade response cause uncertainty during the design process.
Purwana, Yusep Muslih, Setiawan, Bambang, Setyawan, Ary, Wibowo, Wibowo   +3 more
core   +1 more source

A review on improving the key engineering properties of lateritic soil by treating industrial by-products and wastes

Case Studies in Construction Materials
Lateritic soils are commonly used in subgrade construction due to their widespread availability in tropical and subtropical regions. However, these soils often necessitate treatment because of their inadequate engineering properties.
Weizheng Liu, Habtamu Bogale Burato, Jiming Tan, Xuanjia Huang, Frank Siaw Ackah   +4 more
doaj   +1 more source

Engineering Disaster Investigation and Recurrence of the Covering Effect in a Petroleum and Gas Station in Seasonally Frozen Soil Region

Geofluids, 2022
The impermeable engineering surface layer in the cold regions blocks the water and heat exchange between the foundation soil and the atmospheric environment.
Xiaohui Liu, Ruiling Zhang, Huyuan Zhang, Kai Wu, Weibin Zhou, Bo Liang, Guang Li   +6 more
doaj   +1 more source

Forensic Engineering Analysis Of Water Infiltration Into Subgrade Apartments

Journal of the National Academy of Forensic Engineers, 2010
A Forensic Investigation Was Conducted Into The Flooding Of Several Below-Grade Apartment Units To Determine The Proximate Cause Of Water Infiltration And Subsequent Mold Damage. The Paper Describes How The Construction Of The Corrective Design Installed By The Plaintiff Expert Led To Discovering The Mechanism And Cause Of The Flooding And Supported ...
openaire   +1 more source

Study on the Deformation Characteristics of Railway Subgrade Structures Induced by Groundwater Level Changes

Advances in Civil Engineering
The groundwater extraction will lead to a drop in water level, causing a change in the distribution of additional stress in the strata. This phenomenon leads to uneven settlement of the railway subgrade.
Baolong Li, Lulu Jiang, Dongli Wang, Yi Yin, Yupeng Shen, Yunxi Han   +5 more
doaj   +1 more source

The Application of Fine Sand in Subgrades: A Review

Applied Sciences
The subgrade serves as the foundation of road construction, typically involving a significant amount of earthwork during its establishment. However, in coastal and desert areas, soil sources are often scarce.
Lingjie Li, Yu Zhang, Yu Tian
doaj   +1 more source

Experimental Study to Reinforce The Weak Subgrade Soil For Low-Volume Roads by Coir Geotextile Mats

JGEET: Journal of Geoscience, Engineering, Environment and Technology, 2018
The construction and maintenance of pavement over the weak subgrade soil become the challenging task to the pavement engineering. One of the major reasons of subgrade failure of pavement is weak subgrade. The weak subgrade soil noticed a Black Cotton (BC)
Harindar Devavath, Shankar S, Dr.
doaj   +1 more source

Modelling production ramp-up of engineering products [PDF]

, 2010
Companies that introduce new products quickly have been shown to be better performers. The effectiveness of the new product introduction process is critical to their performance. Production ramp-up is a necessary phase of new product introduction, and
Roberts, S., Ball, Peter D., Scorzafave, C., S Roberts, P D Ball, C Scorzafave, Natalicchio, A., A Natalicchio, Roberts S., Natalicchio A., Scorzafave C., Ball P. D.   +11 more
core   +1 more source