What is the recommended frequency for waste collection from residential areas?

Collection should be done on a daily basis (Clause 5.3.1).

What are the main methods for solid waste disposal discussed in the code?

The primary methods are sanitary landfilling, composting, and incineration (Clause 7).

What is the recommended thickness for the daily soil cover at a landfill?

A compacted earth cover of 150 mm should be applied over the waste at the end of each working day (Clause 7.2.5.4).

What are the key considerations for selecting a landfill site?

Key factors include land area, topography, hydrology, distance from habitation/airports, and soil conditions (Clause 7.2.3 & Table 4).

IS 11624

: 1986

Guide for solid waste management in urban areas

CurrentFrequently UsedGuidelinesEnvironmental · Environmental and Sanitation

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This standard provides comprehensive guidelines for the management of solid waste in urban areas. It covers all stages from generation and storage to collection, transportation, processing (composting, incineration), and final disposal in sanitary landfills, outlining best practices for municipal authorities.

Provides a comprehensive guide for planning and implementing solid waste management systems in urban areas.

Quick Reference Values

Typical waste generation rate0.3 to 0.6 kg/capita/day

Typical uncompacted waste density350 to 550 kg/m³

Recommended daily landfill soil cover150 mm

Ideal initial C/N ratio for composting25:1 to 30:1

Minimum distance of landfill from airport3 km

Recommended collection frequency (residential)Daily

Practical Notes

While this is a foundational BIS guide, the mandatory legal framework is now the 'Solid Waste Management Rules, 2016' issued by the Ministry of Environment, Forest and Climate Change (MoEFCC). This code is best used for understanding basic principles.

The waste generation rates and composition data in this code are from the 1980s and may not reflect current conditions. It is crucial to conduct fresh local surveys for accurate project planning.

This guide focuses on centralized systems; modern approaches often emphasize decentralized waste management and segregation at source, which are more detailed in the SWM Rules 2016.