Interactive examples

Pre-feasibility study

Feasibility study

Corridors

Feasibility study

Alignment within corridor

Detailed planning

Variant 1 - Alignment

Detailed planning

Variant 1 - Measures

Calculation Methods

Areas by buffer

Areas by calculation

Peoples in iso-surfaces

Detailed façade calculations

Hot-Spot-Analysis

High noise levels (points)

Aggregation to road segments (lines)

Aggregation to grid (areas)

Floating aggregation to grid (areas)

Information

Title of method

Description

  • Positive aspects
  • Neutral aspects
  • Negative aspects
  • Conclusion

Areas affected by noise

Buffer around possible alignment based on noise levels by distance

  • Very low data requirement
  • Inhabitants not taken into account
  • Inaccuracy where emission changes on the road stretch
  • Fast estimation for large areas

Areas affected by noise

Calculations of exemplary alignment with or without terrain and obstacles

  • Low data requirement
  • Inhabitants not taken into account
  • Fast estimation for large areas

Peoples in iso-surfaces

Analysis of inhabitants within iso-surfaces (buffer/calculation).

  • Low data requirement
  • Inhabitants considered (depending on data)
  • Spatial analysis needed
  • Fast estimation of people affected

Detailed façade calculations

Calculations of exemplary alignment with terrain and obstacles.

  • Higher data requirement
  • Inhabitants considered
  • Qualitative estimation

High noise levels (points)

Show noise levels over a certain threshold / noise limit

  • No analysis needed
  • Easy method
  • Focus on the actual noise issues
  • Not suitable for large areas
  • Hardly comparable to other variants
  • Quick information on noise limit exceedance

Aggregation to road segments (lines)

Aggregate people affected to the nearest road segment

  • Spatial analysis needed
  • Focus on the (supposable) noise source
  • Suitable for large networks
  • Errors on allocation to lines possible
  • Not suitable on large noise emission differences
  • Quick information for homogeneous networks

Aggregation to grid (areas)

Aggregate people affected e.g. to an evenly spaced grid

  • Spatial analysis needed
  • Focus on the noise exposure
  • Suitable for large areas
  • Artefacts on change of raster origin
  • Quick information for large areas

Floating aggregation to grid (areas)

Aggregate people affected e.g. to a small-sized evenly spaced grid from a larger radius

  • Spatial analysis needed
  • Complex method
  • Focus on the noise exposure
  • Suitable for large areas and detailed situations
  • Few artefacts on change of raster origin
  • Quick information for large areas with further detail

Suitability

Description of suitability

  • Positive aspects
  • Neutral aspects
  • Negative aspects
  • Conclusion
  • Very Fast results
  • No calculation required, just spatial analysis
  • Suitable also for corridors with no fixed alignment (distance to corridor)
  • Screening and terrain not considered
  • No inhabitants considered
  • Hard comparison of variants
  • Suitable for first comparison by visual inspection
  • Very Fast results
  • No calculation required, just spatial analysis
  • Suitable also for corridors with no fixed alignment (distance to corridor)
  • Screening and terrain not considered
  • No inhabitants considered
  • Hard comparison of variants
  • Suitable for first comparison by visual inspection
  • Very Fast results
  • No calculation required, just spatial analysis
  • Only rough estimation compared to calculations
  • Screening and terrain not considered
  • No inhabitants considered
  • Not suitable for qualified comparison of variants
  • No inhabitants considered
  • Not enough detail for substantiated decisions
  • Not suitable
  • Measures on propagation not considered
  • Inaccuracy for measures that effect emission
  • No inhabitants considered
  • Not enough detail for substantiated decisions
  • Not suitable
  • Fast results
  • Only suitable for exemplary corridords
  • Screening and terrain may be considered
  • No inhabitants considered
  • Suitable for first comparison
  • Fast results
  • Only suitable for exemplary corridords
  • Screening and terrain may be considered
  • No inhabitants considered
  • Suitable for first comparison
  • Fast results
  • Screening and terrain may be considered
  • No inhabitants considered
  • Limited suitability for comparison
  • Fast results
  • Screening and terrain may be considered
  • No inhabitants considered
  • Not enough detail for substantiated decisions
  • Fast results
  • Measures can be considered
  • Screening and terrain must be considered
  • Inhabitants not considered
  • Not enough detail for substantiated decisions
  • Fast results
  • No calculation required, just spatial analysis
  • Suitable also for corridors with no fixed alignment (distance to corridor)
  • Screening and terrain not considered
  • Estimation of Inhabitants possible
  • Suitable for first comparison by rough number of exposed inhabitants
  • Fast results
  • No calculation required, just spatial analysis
  • Suitable also for corridors with no fixed alignment (distance to corridor)
  • Screening and terrain not considered
  • Estimation of Inhabitants possible
  • Suitable for first comparison by rough number of exposed inhabitants
  • Fast results
  • No calculation required, just spatial analysis
  • Suitable also for corridors with no fixed alignment (distance to corridor)
  • Screening and terrain not considered
  • Estimation of Inhabitants possible
  • Limited suitability for comparison
  • Not enough detail for substantiated decisions
  • Maybe not all measures not considered (using buffers)
  • Not enough detail for substantiated decisions
  • Slow calculation for large areas
  • Not suitable for corridors with no fixed alignment
  • Screening and terrain considered
  • Inhabitants considered
  • Suitable, but long calculation time for large number of alignments
  • Slow calculation for large areas
  • Not suitable for corridors with no fixed alignment
  • Screening and terrain considered
  • Inhabitants considered
  • Suitable, but long calculation time for large number of alignments
  • Slow calculation for large areas
  • Screening and terrain considered
  • Inhabitants considered
  • Suitable, but long calculation time for large number of alignments
  • Screening and terrain considered
  • Inhabitants considered
  • Suitable
  • Measures considered
  • Screening and terrain considered
  • Inhabitants considered
  • Suitable
  • Must be based on facade calculations
  • Not suitable for corridors with no fixed alignment
  • Suitable for first comparison
  • Must be based on facade calculations
  • Not suitable for corridors with no fixed alignment
  • Suitable for first comparison
  • Must be based on facade calculations
  • Suitable for comparison and spatial identification of noise impact
  • Must be based on facade calculations
  • Suitable for comparison and spatial identification of noise impact
  • Must be based on facade calculations
  • Suitable for comparison and spatial identification of noise impact
  • Must be based on facade calculations
  • Uncertain allocation of noise impact to noise source
  • Suitable for rough spatial identification for origin of noise
  • Suitable for rough spatial identification of necessary measures
  • Must be based on facade calculations
  • Uncertain allocation of noise impact to noise source
  • Suitable for rough spatial identification for origin of noise
  • Suitable for rough spatial identification of necessary measures
  • Must be based on facade calculations
  • Uncertain allocation of noise impact to noise source
  • Suitable for rough spatial identification for origin of noise
  • Suitable for rough spatial identification of necessary measures
  • Must be based on facade calculations
  • Uncertain allocation of noise impact to noise source
  • Suitable for rough spatial identification for origin of noise
  • Limited suitability for spatial identification of necessary measures
  • Must be based on facade calculations
  • Uncertain allocation of noise impact to noise source
  • Suitable for rough spatial identification for origin of noise
  • Limited suitability for spatial identification of necessary measures
  • Must be based on facade calculations
  • Suitable for comparison and spatial identification of noise impact
  • Must be based on facade calculations
  • Suitable for comparison and spatial identification of noise impact
  • Must be based on facade calculations
  • Suitable for comparison and spatial identification of noise impact
  • Must be based on facade calculations
  • Suitable for comparison and spatial identification of noise impact
  • Must be based on facade calculations
  • Suitable for comparison and spatial identification of noise impact
Variant 1
Variant 2
Variant 3
Comparison
⇒ Interactive noise map for evaluation of measures ⇐