Results 131 to 140 of about 53,092 (296)

Research on effect of component materials and strength of asphalt concrete

open access: yesTạp chí Khoa học Đại học Mở Thành phố Hồ Chí Minh - Kỹ thuật và Công nghệ, 2012
Most of highways a paved with hot-mix asphalt concrete. However, there is evidence that the number of premature distresses in the asphalt pavements is increasing. Heavier truck axle weights, traffic volumes are some of the factors leading to the increase
Trần Huỳnh Chương   +1 more
doaj  

Materials and Mix Optimization Procedures for PCC Pavements;TR-484, March 2006 [PDF]

open access: yes, 2006
Severe environmental conditions, coupled with the routine use of deicing chemicals and increasing traffic volume, tend to place extreme demands on portland cement concrete (PCC) pavements.

core  

Seismic analysis and design of tunnels within fault ground: A review

open access: yesDeep Underground Science and Engineering, EarlyView.
The research methods of seismic response of tunnels within fault ground, including field investigations, analytical solutions, physical experiments, and numerical simulations, and seismic countermeasures are discussed. The present study examines the shortcomings and limitations of the current research and design, and puts forward proposals for future ...
Xingda Wang   +6 more
wiley   +1 more source

An Analysis of the Literature Data on the Impact of Steel and Polypropylene Fibers on the Thickness Design of Airfield Concrete Pavements

open access: yesEng
The construction of concrete airfield pavements aims to ensure sufficient load-bearing capacity for the safe operation of aircraft. In order to reduce the pavement thickness and the associated costs, materials with improved properties compared to ...
Angeliki Armeni, Christina Plati
doaj   +1 more source

Geodiversity is an inseparable but underutilized aspect of ecological connectivity assessments under climate change

open access: yesEcography, EarlyView.
Conservation has shifted towards a climate change adaptation approach in which expected species range shifts are increasingly considered to mitigate effects of climate change and habitat fragmentation on biodiversity. As part of this, ecological connectivity needs to be ensured to support gene flow and viable populations in the face of changing ...
Aino‐Maija Määttänen   +2 more
wiley   +1 more source

Public Perceptions of the Midwest\u27s Pavements - Iowa - Executive Summary [PDF]

open access: yes, 2001
This report summarizes Iowa results of a five year, Pooled Fund study involving the Wisconsin, Iowa, and Minnesota DOTs designed to 1) assess the public\u27s perceptions of the departments’ pavement improvement strategies and 2) to develop customer-based
Giese, James K.   +4 more
core   +1 more source

Carbon Dots: An Emerging Frontier for Green and Sustainable Civil Engineering Materials

open access: yesENERGY &ENVIRONMENTAL MATERIALS, EarlyView.
Traditional civil engineering materials (CE materials) are usually involved with high‐energy consumption during manufacturing, significant maintenance costs, and substantial environmental impacts throughout their life cycles. The progress of nanotechnology is catalyzing a green and sustainable transformation within the field.
Weiwen Hao   +5 more
wiley   +1 more source

Public Perceptions of the Midwest’s Pavements - Wisconsin - Executive Summary [PDF]

open access: yes, 2001
This report summarizes Wisconsin results of a five year, Pooled Fund study involving the Wisconsin, Iowa, and Minnesota DOTs designed to 1) assess the public\u27s perceptions of the departments’ pavement improvement strategies and 2) to develop customer ...
Giese, James K.   +4 more
core   +2 more sources

Shared Waters, Shared Responsibility: Solving Collective Action Problems in an Upstream‐Downstream Setting

open access: yesEnvironmental Policy and Governance, EarlyView.
ABSTRACT The governance of shared water systems requires collaboration across diverse stakeholders. In this study we advance the theoretical understanding of asymmetric collective action problems (CAPs) by reassessing the role of third‐party interventions and emphasizing the strategic importance of policy brokers and institutional venues.
Anna Bendz, Simon Matti, Patrik Öhberg
wiley   +1 more source

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