diff --git a/CHANGELOG.md b/CHANGELOG.md
index a192ac60..e94a97cb 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -7,6 +7,7 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [Unreleased]
 
 ### Added
+- Add compression of `SomaticSniper` `bam-readcount` output and move to `intermediate` directory
 - Add `ncbi_build` parameter
 - Add conversion of concatenated VCF to MAF
 - Add concatenation of consensus variants to one VCF
@@ -18,6 +19,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 - Add `split_VCF_bcftools` to `Mutect2` workflow, separating SNVs, MNVs and Indels
 
 ### Changed
+- Remove redundant directories in Intersect log output directories
+- Change compression of intersect MAF file to bzip2
 - Update `README.md`
 - Use `set_env` from `pipeline-Nextflow-config`
 - Update resource allocation to include new processes
diff --git a/config/default.config b/config/default.config
index a052eb54..4e05233d 100644
--- a/config/default.config
+++ b/config/default.config
@@ -19,6 +19,7 @@ params {
     GATK_version = "4.4.0.0"
     somaticsniper_version = "1.0.5.0"
     bam_readcount_version = "0.8.0"
+    blarchive_version = "2.0.0"
     strelka2_version = "2.9.10"
     manta_version = "1.6.0"
     MuSE_version = "2.0.2"
@@ -30,6 +31,7 @@ params {
     docker_image_GATK = "broadinstitute/gatk:${params.GATK_version}"
     docker_image_somaticsniper = "${-> params.docker_container_registry}/somaticsniper:${params.somaticsniper_version}"
     docker_image_bam_readcount = "${-> params.docker_container_registry}/bam-readcount:${params.bam_readcount_version}"
+    docker_image_blarchive = "${-> params.docker_container_registry}/blarchive:${params.blarchive_version}"
     docker_image_strelka2 = "${-> params.docker_container_registry}/strelka2:${params.strelka2_version}"
     docker_image_manta = "${-> params.docker_container_registry}/manta:${params.manta_version}"
     docker_image_MuSE = "${-> params.docker_container_registry}/muse:${params.MuSE_version}"
diff --git a/main.nf b/main.nf
index 3ce44f91..4f14961b 100755
--- a/main.nf
+++ b/main.nf
@@ -83,8 +83,8 @@ include { muse } from './module/muse' addParams(
         [:]))
 
 include { intersect } from './module/intersect' addParams(
-    workflow_output_dir: "${params.output_dir_base}/intersect-BCFtools-${params.BCFtools_version}",
-    workflow_log_output_dir: "${params.log_output_dir}/process-log/intersect-BCFtools-${params.BCFtools_version}",
+    workflow_output_dir: "${params.output_dir_base}/Intersect-BCFtools-${params.BCFtools_version}",
+    workflow_log_output_dir: "${params.log_output_dir}/process-log/Intersect-BCFtools-${params.BCFtools_version}",
     output_filename: generate_standard_filename("BCFtools-${params.BCFtools_version}",
         params.dataset_id,
         params.sample_id,
diff --git a/module/common.nf b/module/common.nf
index 1af598fa..b5185a8e 100644
--- a/module/common.nf
+++ b/module/common.nf
@@ -5,6 +5,7 @@ log.info """\
 Docker Images:
 - docker_image_BCFtools: ${params.docker_image_BCFtools}
 - docker_image_validate_params: ${params.docker_image_validate_params}
+- docker_image_blarchive: ${params.docker_image_blarchive}
 """
 
 process generate_sha512sum {
@@ -63,3 +64,31 @@ process rename_samples_BCFtools {
     bcftools reheader -s ${params.output_filename}_samples.txt --output ${params.output_filename}_${var_type}.vcf.gz ${vcf}
     """
     }
+
+process compress_file_blarchive {
+    container params.docker_image_blarchive
+    publishDir path: params.blarchive_publishDir,
+        mode: "copy",
+        pattern: "*.bz2",
+        enabled: params.blarchive_enabled
+    publishDir path: "${params.workflow_log_output_dir}",
+        mode: "copy",
+        pattern: ".command.*",
+        saveAs: { "${task.process.split(':')[-1]}-${file_type}/log${file(it).getName()}" }
+
+    input:
+    tuple val(file_type), path(file_to_compress)
+
+    output:
+    tuple val(file_type), path("*.bz2"), emit: compressed_file
+    path ".command.*"
+
+    script:
+    """
+    set -euo pipefail
+    dereferenced_file=\$(readlink -f ${file_to_compress})
+    blarchive compress_files --input \$dereferenced_file \
+        --log ${params.work_dir}
+    ln -s \${dereferenced_file}.bz2 ${file_to_compress}.bz2
+    """
+    }
diff --git a/module/intersect-processes.nf b/module/intersect-processes.nf
index 524d2143..6fac58de 100644
--- a/module/intersect-processes.nf
+++ b/module/intersect-processes.nf
@@ -5,6 +5,9 @@ log.info """\
 Docker Images:
 - docker_image_BCFtools: ${params.docker_image_BCFtools}
 - docker_image_r_VennDiagram: ${params.docker_image_r_VennDiagram}
+Intersect Options:
+- ncbi_build:             ${params.ncbi_build}
+- vcf2maf_extra_args:  ${params.vcf2maf_extra_args}
 ====================================
 """
 process intersect_VCFs_BCFtools {
@@ -23,7 +26,7 @@ process intersect_VCFs_BCFtools {
     publishDir path: "${params.workflow_log_output_dir}",
         mode: "copy",
         pattern: ".command.*",
-        saveAs: { "${task.process.replace(':', '/')}/log${file(it).getName()}" }
+        saveAs: { "${task.process.split(':')[-1]}/log${file(it).getName()}" }
 
     input:
     path vcfs
@@ -65,30 +68,30 @@ process intersect_VCFs_BCFtools {
     """
     }
 
- process plot_VennDiagram_R {
-     container params.docker_image_r_VennDiagram
-     publishDir path: "${params.workflow_output_dir}/output",
-         mode: "copy",
-         pattern: "*.tiff"
-     publishDir path: "${params.workflow_log_output_dir}",
-         mode: "copy",
-         pattern: ".command.*",
-         saveAs: { "${task.process.replace(':', '/')}/log${file(it).getName()}" }
+process plot_VennDiagram_R {
+    container params.docker_image_r_VennDiagram
+    publishDir path: "${params.workflow_output_dir}/output",
+        mode: "copy",
+        pattern: "*.tiff"
+    publishDir path: "${params.workflow_log_output_dir}",
+        mode: "copy",
+        pattern: ".command.*",
+        saveAs: { "${task.process.split(':')[-1]}/log${file(it).getName()}" }
 
-     input:
-     path script_dir
-     path isec
+    input:
+    path script_dir
+    path isec
 
-     output:
-     path ".command.*"
-     path "*.tiff"
+    output:
+    path ".command.*"
+    path "*.tiff"
 
-     script:
-     """
-     set -euo pipefail
-     Rscript ${script_dir}/plot-venn.R --isec_readme README.txt --isec_sites sites.txt --outfile ${params.output_filename}_Venn-diagram.tiff
-     """
-     }
+    script:
+    """
+    set -euo pipefail
+    Rscript ${script_dir}/plot-venn.R --isec_readme README.txt --isec_sites sites.txt --outfile ${params.output_filename}_Venn-diagram.tiff
+    """
+    }
 
 process concat_VCFs_BCFtools {
     container params.docker_image_BCFtools
@@ -99,7 +102,7 @@ process concat_VCFs_BCFtools {
     publishDir path: "${params.workflow_log_output_dir}",
         mode: "copy",
         pattern: ".command.*",
-        saveAs: { "${task.process.replace(':', '/')}/log${file(it).getName()}" }
+        saveAs: { "${task.process.split(':')[-1]}/log${file(it).getName()}" }
 
     input:
     path vcfs
@@ -134,7 +137,7 @@ process convert_VCF_vcf2maf {
     publishDir path: "${params.workflow_log_output_dir}",
         mode: "copy",
         pattern: ".command.*",
-        saveAs: { "${task.process.replace(':', '/')}/log${file(it).getName()}" }
+        saveAs: { "${task.process.split(':')[-1]}/log${file(it).getName()}" }
 
     input:
     path vcf
@@ -160,27 +163,3 @@ process convert_VCF_vcf2maf {
         ${params.vcf2maf_extra_args}
     """
     }
-
-process compress_MAF_vcf2maf {
-    container params.docker_image_vcf2maf
-    publishDir path: "${params.workflow_output_dir}/output",
-        mode: "copy",
-        pattern: "*.gz"
-    publishDir path: "${params.workflow_log_output_dir}",
-        mode: "copy",
-        pattern: ".command.*",
-        saveAs: { "${task.process.replace(':', '/')}/log${file(it).getName()}" }
-
-    input:
-    path maf
-
-    output:
-    path "*.gz", emit: concat_maf_gz
-    path ".command.*"
-
-    script:
-    """
-    set -euo pipefail
-    gzip --stdout ${maf} > ${maf}.gz
-    """
-    }
diff --git a/module/intersect.nf b/module/intersect.nf
index 8dc630c5..94803ba3 100644
--- a/module/intersect.nf
+++ b/module/intersect.nf
@@ -1,5 +1,9 @@
 include { generate_sha512sum } from './common'
-include { intersect_VCFs_BCFtools; plot_VennDiagram_R; concat_VCFs_BCFtools ; convert_VCF_vcf2maf; compress_MAF_vcf2maf } from './intersect-processes.nf'
+include { compress_file_blarchive} from './common'  addParams(
+    blarchive_publishDir : "${params.workflow_output_dir}/output",
+    blarchive_enabled : true
+    )
+include { intersect_VCFs_BCFtools; plot_VennDiagram_R; concat_VCFs_BCFtools ; convert_VCF_vcf2maf } from './intersect-processes.nf'
 include { compress_index_VCF } from '../external/pipeline-Nextflow-module/modules/common/index_VCF_tabix/main.nf' addParams(
     options: [
         output_dir: params.workflow_output_dir,
@@ -51,7 +55,9 @@ workflow intersect {
         compress_index_VCF(concat_VCFs_BCFtools.out.concat_vcf
             .map{ it -> ['SNV', it]}
             )
-        compress_MAF_vcf2maf(convert_VCF_vcf2maf.out.concat_maf)
+        compress_file_blarchive(convert_VCF_vcf2maf.out.concat_maf
+            .map{ it -> ['MAF', it]}
+            )
         file_for_sha512 = intersect_VCFs_BCFtools.out.intersect_vcf
             .flatten()
             .map{ it -> ["${file(it).getName().split('_')[0]}-SNV-vcf", it]}
@@ -60,13 +66,13 @@ workflow intersect {
                 .map{ it -> ["${file(it).getName().split('_')[0]}-SNV-idx", it]}
                 )
             .mix(compress_index_VCF.out.index_out
-                .map{ it -> ["intersect-${it[0]}-vcf", it[1]] }
+                .map{ it -> ["concat-${it[0]}-vcf", it[1]] }
                 )
             .mix(compress_index_VCF.out.index_out
-                .map{ it -> ["intersect-${it[0]}-index", it[2]] }
+                .map{ it -> ["concat-${it[0]}-index", it[2]] }
                 )
-            .mix(compress_MAF_vcf2maf.out.concat_maf_gz
-                .map{ it -> ["intersect-${file(it).getName().split('_')[0]}-maf", it]}
+            .mix(compress_file_blarchive.out.compressed_file
+                .map{ it -> ["concat-${it[0]}", it[1]]}
                 )
         generate_sha512sum(file_for_sha512)
     }
diff --git a/module/somaticsniper-processes.nf b/module/somaticsniper-processes.nf
index 8a743fc7..f7b6f5b1 100644
--- a/module/somaticsniper-processes.nf
+++ b/module/somaticsniper-processes.nf
@@ -6,7 +6,6 @@ log.info """\
 Docker Images:
 - docker_image_somaticsniper:   ${params.docker_image_somaticsniper}
 - docker_image_bam_readcount:   ${params.docker_image_bam_readcount}
-
 """
 
 // Call SomaticSniper
@@ -206,9 +205,6 @@ process create_ReadCountPosition_SomaticSniper {
 // Recommend to use the same mapping quality -q setting as SomaticSniper
 process generate_ReadCount_bam_readcount {
     container params.docker_image_bam_readcount
-    publishDir path: "${params.workflow_output_dir}/QC/${task.process.split(':')[-1]}",
-               mode: "copy",
-               pattern: "*.readcount"
     publishDir path: "${params.workflow_log_output_dir}",
                mode: "copy",
                pattern: ".command.*",
diff --git a/module/somaticsniper.nf b/module/somaticsniper.nf
index 7d7e5fff..1fa95f31 100644
--- a/module/somaticsniper.nf
+++ b/module/somaticsniper.nf
@@ -15,6 +15,10 @@ include { compress_index_VCF as compress_index_VCF_fix } from '../external/pipel
         bgzip_extra_args: params.bgzip_extra_args,
         tabix_extra_args: params.tabix_extra_args
         ])
+include { compress_file_blarchive} from './common'   addParams(
+    blarchive_publishDir : "${params.workflow_output_dir}/intermediate/generate_ReadCount_bam_readcount",
+    blarchive_enabled : params.save_intermediate_files
+    ) 
 
 workflow somaticsniper {
     take:
@@ -51,14 +55,19 @@ workflow somaticsniper {
         generate_ReadCount_bam_readcount(params.reference,create_ReadCountPosition_SomaticSniper.out.snp_positions, tumor_bam, tumor_index)
         filter_FalsePositive_SomaticSniper(apply_TumorIndelFilter_SomaticSniper.out.vcf_tumor, generate_ReadCount_bam_readcount.out.readcount)
         call_HighConfidenceSNV_SomaticSniper(filter_FalsePositive_SomaticSniper.out.fp_pass)
+        compress_file_blarchive(generate_ReadCount_bam_readcount.out.readcount
+            .map{ it -> ['readcount', it] })
         // rename_samples_BCFtools needs bgzipped input
         compress_index_VCF_hc(call_HighConfidenceSNV_SomaticSniper.out.hc
             .map{ it -> ['SNV', it] })
         rename_samples_BCFtools(normal_id, tumor_id, compress_index_VCF_hc.out.index_out
             .map{ it -> [it[0], it[1]] })
         compress_index_VCF_fix(rename_samples_BCFtools.out.fix_vcf)
-        file_for_sha512 = compress_index_VCF_fix.out.index_out.map{ it -> ["somaticsniper-${it[0]}-vcf", it[1]] }
-            .mix(compress_index_VCF_fix.out.index_out.map{ it -> ["somaticsniper-${it[0]}-index", it[2]] })
+        file_for_sha512 = compress_index_VCF_fix.out.index_out
+            .map{ it -> ["${it[0]}-vcf", it[1]] }
+            .mix(compress_index_VCF_fix.out.index_out
+                .map{ it -> ["${it[0]}-index", it[2]] }
+                )
         generate_sha512sum(file_for_sha512)
     emit:
         vcf = compress_index_VCF_fix.out.index_out.map{ it -> ["${it[1]}"] }
diff --git a/test/config/a_mini-all-tools.config b/test/config/a_mini-all-tools.config
index 8c2c2e41..bf5f9a4a 100644
--- a/test/config/a_mini-all-tools.config
+++ b/test/config/a_mini-all-tools.config
@@ -17,7 +17,7 @@ params {
     dataset_id = 'TWGSAMIN'
      // setting params.exome to TRUE will add the '--exome' option when running manta and strelka2 and the -E option when running MuSE
     exome = false
-    save_intermediate_files = true
+    save_intermediate_files = false
 
     // module options
     bgzip_extra_args = ''