Sökning: "Crushed rock"
Visar resultat 21 - 25 av 40 uppsatser innehållade orden Crushed rock.
21. Fastställande av lineamentens karaktär med avseende på bergkvalitet enligt Qbas och RMRbas inför tunnel-konstruktion i Solna, Stockholm samt kvalitetsutvärdering av Astrock hyperdata report
Kandidat-uppsats, Uppsala universitet/Institutionen för geovetenskaperSammanfattning : Sweden's population is increasing every year, which means that cities must adapt their infrastructure to be able to follow the demographic trend. In the current situation, Stockholm plans a major expansion of its metro network where evaluating the bedrock quality is of paramount importance. LÄS MER
22. Major Fracture Zones in Fiskarfjärden, Stockholm
Master-uppsats, Uppsala universitet/Institutionen för geovetenskaperSammanfattning : This Master thesis is written in connection with the Stockholm Bypass project which is Trafikverkets and Sweden’s largest infrastructure project to date. It will consist of 21 km of motorway running west of Stockholm city linking the southern and the northern parts. LÄS MER
23. Material flows in the waterjet industry : an environmental perspective
Master-uppsats, Linköpings universitet/Industriell miljöteknik; Linköpings universitet/Tekniska högskolanSammanfattning : Abrasive Waterjet cutting (AWJ) presents many advantages over competing machining techniques, but several issues are related to the high volume of materials (and in particular of abrasive) used in the process. In this study, the environmental impact of the material flows in the abrasive waterjet industry has been analyzed adopting a life cycle perspective in order to individuate which phases place the largest burden on the environment. LÄS MER
24. Comparative study of established test methods for aggregate strength and durability of Archean rocks from Botswana
Uppsats för yrkesexamina på avancerad nivå, Uppsala universitet/Institutionen för geovetenskaperSammanfattning : ABSTRACT Comparative study of established test methods for aggregate strength and durabilityof Archean rocks from Botswana In the current situation, river sand is used for building of roads and as raw material forconcrete in Botswana. River sand is a finite resource and important to preserve as itacts as natural water purification, groundwater aquifer and protection against soil erosion. LÄS MER
25. Konstruktion av infästning till främre muckhanteringssystem på tunnelborrningsmaskin
Master-uppsats, KTH/Maskinkonstruktion (Inst.)Sammanfattning : Detta examensarbete omfattar generering samt vidareutveckling av koncept av en infästning för ett muckhanteringssystem på en tunnelborrningsmaskin. Maskinen, som går under arbetsnamnet Mobile miner, utvecklas av Atlas Copco tillsammans med bland andra konsultföretaget Svea Teknik AB. LÄS MER