SECTION 32 11 23 GRADED-CRUSHED AGGREGATE BASE COURSE 08/08 PART 1 GENERAL 1.1 REFERENCESDegree of compaction required, except as noted in the second sentence, is expressed as a percentage of the maximum laboratory dry density obtained by the test procedure presented in ASTM D...
In this panel discussion of the performance of pavement with graded aggregate bases, case histories are presented of specific projects. Projects in North Carolina are described in which untreated aggregate bases, treated full-depth bases and concrete bases have been utilized. A representative selection...
美 英 un.级配骨料;分级粒料 网络级配骨材;级配集料 英汉 网络释义 un. 1. 级配骨料 2. 分级粒料 释义: 全部,级配骨料,分级粒料,级配骨材,级配集料
通过完善垫层材料配合比的设计、比较掺加适量矿粉和未掺加矿粉的卵碎石级配碎石混合料性能及加强路面垫层现场施工质量管控等方法,确定掺加适量矿粉的级配碎石混合料具有更好的路用性能,既可使高速公路路面具有更坚实、稳定的基础,又能更好地防止或缓解路面因路基反射裂缝和路基渗水导致的路面破坏,从而可提高公路的使用...
Development of Guidelines for Proper Selection of Finer Graded Aggregate Base for Georgia Pavements - Phase I In this study, the effects of No. 810 screening contents in graded aggregate base (GAB) on pavement performance and GAB strength were investigated. One Gro... SH Kim,J Yang - 《Calif...
5) unbound graded base 级配碎石基层 1. On the basis of current unbound graded base, this paper discusses well-graded and well-compacted unbound aggregate mixture, which form stone-on-stone skeleton, makes a significant structural contribution, and shows a good drainage performance. 从级配碎石...
Evaluating the Use of Ponded Fly Ash in a Roadway Base Course (AASHTO) structural coefficients a1 =0.44 for the asphaltic concrete and ~ =0.14 for crushed stone were used to ...The ponded fly ash and dense graded aggregate were stockpiled without protection and the hydrated lime was pumped...
Cost-Effectiveness of Open Graded Base Course with Doweled and Nondoweled Transverse Joints.Concrete pavementWisconsinDrainagePerformanceCost analysisAggregate baseSurface damageDoweled traverse jointsNon-doweled traverse jointsThis study aimed to investigate the performance of 20-year-old concrete ...
tender for providing and laying spreading and compacting graded stone aggregate to wet mix macadam wmm specification including premixing the material with water at omc in machanical mix plant carriage of mixed material by tipper to site laying in uniform
Open-graded asphalt friction course (OGFC) is a cover aggregate used for seal coats that was created to improve skid resistance of road surfaces in the Uni... P Kandhal - 《Public Works》 被引量: 114发表: 2001年 Modelling spatial interaction using a neural net Neurocomputing has the poten...