All Stories

  1. Fatigue assessment of a reinforced concrete railway bridge based on a coupled dynamic system

    Article • Structure and Infrastructure Engineering, September 2019, Taylor & Francis

    Professor Lennart G Elfgren

  2. 3D reconstruction of existing concrete bridges using optical methods

    Article • Structure and Infrastructure Engineering, April 2019, Taylor & Francis

    Professor Lennart G Elfgren

  3. Finite element analysis of shear deformation in reinforced concrete shear-critical beams

    Article • Structure and Infrastructure Engineering, August 2017, Taylor & Francis

    Professor Lennart G Elfgren

  4. Failure tests on concrete bridges: Have we learnt the lessons?

    Article • Structure and Infrastructure Engineering, July 2017, Taylor & Francis

    Professor Lennart G Elfgren

  5. Evaluation of prestress losses in prestressed concrete specimens subjected to freeze–thaw cycles

    Article • Structure and Infrastructure Engineering, February 2015, Taylor & Francis

    Professor Lennart G Elfgren

  6. Assessment of the Strengthening of an RC Railway Bridge with CFRP Utilizing a Full-Scale Failure Test and Finite-Element Analysis

    Article • Journal of Structural Engineering, January 2015, American Society of Civil Engineers (ASCE)

    Professor Lennart G Elfgren

  7. Moment redistribution in RC beams – A study of the influence of longitudinal and transverse reinforcement ratios and concrete strength

    Article • Engineering Structures, December 2014, Elsevier

    Professor Lennart G Elfgren

  8. Extending the life of elderly rail bridges by strengthening

    Article • May 2014, Taylor & Francis

    Professor Lennart G Elfgren

  9. Test to failure of a steel truss bridge – Calibration of assessment methods

    Article • May 2014, Taylor & Francis

    Professor Lennart G Elfgren

  10. Unbonded Transverse Posttensioning of a Railway Bridge in Haparanda, Sweden

    Article • Journal of Bridge Engineering, March 2014, American Society of Civil Engineers (ASCE)

    Professor Lennart G Elfgren

  11. Loading to failure and 3D nonlinear FE modelling of a strengthened RC bridge

    Article • Structure and Infrastructure Engineering, September 2013, Taylor & Francis

    Professor Lennart G Elfgren

  12. Extended Life of Railway Bridges. Results from EC-FP7-project MAINLINE

    Article • IABSE Symposium Report, May 2013, International Association for Bridge and Structural Engineering (IABSE)

    Professor Lennart G Elfgren

  13. Engineered Wood in Cold Climate - Application to Monitoring of a New Swedish Suspension Bridge

    Article • Advanced Materials Research, January 2013, Trans Tech Publications

    Professor Lennart G Elfgren

  14. Photographic strain monitoring during full-scale failure testing of Örnsköldsvik bridge

    Article • Structural Health Monitoring, March 2012, SAGE Publications

    Professor Lennart G Elfgren

  15. A deformation criterion for fatigue of concrete in tension

    Article • Structural Concrete, September 2011, Wiley

    Professor Lennart G Elfgren

  16. Discussion of “Failure Load Test of a CFRP Strengthened Railway Bridge in Örnsköldsvik, Sweden” by Marcus Bergström, Björn Täljsten, and Anders Carolin

    Article • Journal of Bridge Engineering, May 2011, American Society of Civil Engineers (ASCE)

    Professor Lennart G Elfgren

  17. Nonlinear finite element analysis of a 50 years old reinforced concrete trough bridge

    Article • Engineering Structures, December 2010, Elsevier

    Professor Lennart G Elfgren

  18. Non linear finite element analysis of a 50 years old reinforced concrete bridge

    Article • July 2010, Taylor & Francis

    Professor Lennart G Elfgren

  19. Sustainable Bridges – Results from a European Integrated Research Project

    Article • IABSE Symposium Report, January 2010, International Association for Bridge and Structural Engineering (IABSE)

    Professor Lennart G Elfgren

  20. Determination of concrete compressive strength with pullout tests

    Article • Structural Concrete, December 2009, ICE Publishing

    Professor Lennart G Elfgren

  21. Finite Element Analysis of Small Span Reinforced Concrete Trough Railway Bridge

    Article • Key Engineering Materials, October 2008, Trans Tech Publications

    Professor Lennart G Elfgren

  22. Load carrying capacity of cracked concrete railway sleepers

    Article • Structural Concrete, September 2008, ICE Publishing

    Professor Lennart G Elfgren

  23. Load carrying capacity of cracked concrete railway sleepers

    Article • Structural Concrete, September 2008, ICE Publishing

    Professor Lennart G Elfgren

  24. Assessment and monitoring of an old railway steel truss bridge in northern Sweden

    Article • July 2008, Taylor & Francis

    Professor Lennart G Elfgren

  25. Assessment of a railway concrete arch bridge by numerical modelling and measurements

    Article • July 2008, Taylor & Francis

    Professor Lennart G Elfgren

  26. Test of a concrete bridge in Sweden. – II. CFRP strengthening and structural health monitoring

    Article • July 2008, Taylor & Francis

    Professor Lennart G Elfgren

  27. Test of a concrete bridge in Sweden. – III. Ultimate capacity

    Article • July 2008, Taylor & Francis

    Professor Lennart G Elfgren

  28. Structural assessment of concrete railway bridges

    Article • July 2008, Taylor & Francis

    Professor Lennart G Elfgren

  29. Test of a concrete bridge in Sweden. – I. Assessment methods

    Article • July 2008, Taylor & Francis

    Professor Lennart G Elfgren

  30. Microstructure and performance of energetically modified cement (EMC) with high filler content

    Article • Cement and Concrete Composites, August 2007, Elsevier

    Professor Lennart G Elfgren

  31. Assessment of European railway bridges for future traffic demands and longer lives – EC project “Sustainable Bridges”

    Article • Structure and Infrastructure Engineering, June 2005, Taylor & Francis

    Professor Lennart G Elfgren

  32. Mechanism for performance of energetically modified cement versus corresponding blended cement

    Article • Cement and Concrete Research, February 2005, Elsevier

    Professor Lennart G Elfgren

  33. Tension of reinforced concrete prisms. Bond properties of reinforcement bars embedded in concrete tie elements. Summary of a RILEM round-robin investigation arranged by TC 147-FMB ‘Fracture Mechanics to Anchorage and Bond’

    Article • Materials and Structures, July 2002, Springer Science + Business Media

    Professor Lennart G Elfgren

  34. Anchor bolts in concrete structures: summary of round robin tests and analysis arranged by RILEM TC 90-FMA ‘Fracture Mechanics of Concrete-Applications’

    Article • Materials and Structures, October 2001, Springer Science + Business Media

    Professor Lennart G Elfgren

  35. Strengthening concrete beams for shear using CFRP-materials: evaluation of different application methods

    Article • Composites Part B Engineering, March 2000, Elsevier

    Professor Lennart G Elfgren

  36. Fatigue Investigations of Concrete Railway Bridges

    Article • IABSE Congress Report, January 2000, International Association for Bridge and Structural Engineering (IABSE)

    Professor Lennart G Elfgren

  37. Applications of fracture mechanics to concrete structures

    Article • July 1990, Springer Science + Business Media

    Professor Lennart G Elfgren

  38. Fracture energy and fatigue strength of unreinforced concrete beams at normal and low temperatures

    Article • Engineering Fracture Mechanics, January 1990, Elsevier

    Professor Lennart G Elfgren

  39. Anchor Bolts Analysed with Fracture Mechanics

    Article • January 1989, Springer Science + Business Media

    Professor Lennart G Elfgren

  40. Discussion: Nodal forces in the analysis of the ultimate torsional moment for rectangular beams

    Article • Magazine of Concrete Research, March 1975, ICE Publishing

    Professor Lennart G Elfgren

  41. Nodal forces in the analysis of the ultimate torsional moment for rectangular beams

    Article • Magazine of Concrete Research, March 1974, ICE Publishing

    Professor Lennart G Elfgren

  42. Discussion: A method for ultimate strength design of rectangular reinforced concrete beams in combined torsion, bending and shear

    Article • Magazine of Concrete Research, March 1973, ICE Publishing

    Professor Lennart G Elfgren

  43. Torsional stiffness of reinforced concrete members subjected to pure torsion

    Article • Magazine of Concrete Research, September 1972, ICE Publishing

    Professor Lennart G Elfgren

  44. An Improved Structural Damage Detection Method Based on Modal Strain Energy

    Article • Civil-Comp, Ltd.

    Professor Lennart G Elfgren

  45. Bond properfies of reinforcement bars embedded in concrete tie elements

    Article • Springer Science + Business Media

    Professor Lennart G Elfgren